--- title: "CVE-2022-48770\n | Ubuntu" description: Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things. url: https://ubuntu.com/security/CVE-2022-48770?format=md keywords: index, follow --- # CVE-2022-48770 Publication date 20 June 2024 Last updated 4 July 2026 --- Ubuntu priority **Medium** [Why this priority?](https://ubuntu.com/security/cves/about#priority ) ## Cvss 3 Severity Score **5.5 · Medium** [Score breakdown](https://ubuntu.com/security/CVE-2022-48770?format=md#impact-score) Toggle side navigation ## Description In the Linux kernel, the following vulnerability has been resolved: bpf: Guard against accessing NULL pt\_regs in bpf\_get\_task\_stack() task\_pt\_regs() can return NULL on powerpc for kernel threads. This is then used in \_\_bpf\_get\_stack() to check for user mode, resulting in a kernel oops. Guard against this by checking return value of task\_pt\_regs() before trying to obtain the call chain. ## Status Show unmaintained releases | Package | Ubuntu Release | Status | | --- | --- | --- | | linux | 24.04 LTS noble | Not affected | | 23.10 mantic | Not affected | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not affected | | 18.04 LTS bionic | Not affected | | 16.04 LTS xenial | Not affected | | 14.04 LTS trusty | Not affected | | linux-allwinner-5.19 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored end of kernel support | | 20.04 LTS focal | Not in release | | linux-aws | 24.04 LTS noble | Not affected | | 23.10 mantic | Not affected | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not affected | | 18.04 LTS bionic | Not affected | | 16.04 LTS xenial | Not affected | | 14.04 LTS trusty | Not affected | | linux-aws-5.0 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Ignored superseded by linux-aws-5.3 | | linux-aws-5.11 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-aws-5.13] | | linux-aws-5.13 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-aws-5.15] | | linux-aws-5.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not affected | | linux-aws-5.19 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-aws-6.2 | | 20.04 LTS focal | Not in release | | linux-aws-5.3 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Ignored superseded by linux-aws-5.4 | | linux-aws-5.4 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Not affected | | linux-aws-5.8 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-aws-5.11] | | linux-aws-6.2 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-aws-6.5 | | 20.04 LTS focal | Not in release | | linux-aws-6.5 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | linux-aws-fips | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal FIPS | Not affected | | 18.04 LTS bionic FIPS | Not affected | | linux-aws-hwe | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 16.04 LTS xenial | Not affected | | linux-azure | 24.04 LTS noble | Not affected | | 23.10 mantic | Not affected | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not affected | | 18.04 LTS bionic | Ignored superseded by linux-azure-5.3 | | 16.04 LTS xenial | Not affected | | 14.04 LTS trusty | Not affected | | linux-azure-4.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Not affected | | linux-azure-5.11 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-azure-5.13] | | linux-azure-5.13 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-azure-5.15] | | linux-azure-5.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not affected | | linux-azure-5.19 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-azure-6.2 | | 20.04 LTS focal | Not in release | | linux-azure-5.3 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Ignored superseded by linux-azure-5.4 | | linux-azure-5.4 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Not affected | | linux-azure-5.8 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-azure-5.11] | | linux-azure-6.2 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-azure-6.5 | | 20.04 LTS focal | Not in release | | linux-azure-6.5 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | linux-azure-edge | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Ignored superseded by linux-azure-5.3 | | linux-azure-fde | 24.04 LTS noble | Not affected | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-azure-fde-5.15] | | linux-azure-fde-5.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not affected | | linux-azure-fde-5.19 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-azure-fde-6.2 | | 20.04 LTS focal | Not in release | | linux-azure-fde-6.2 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored replaced by linux-azure-6.5 | | 20.04 LTS focal | Not in release | | linux-azure-fips | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal FIPS | Not affected | | 18.04 LTS bionic FIPS | Not affected | | linux-bluefield | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not affected | | linux-fips | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal FIPS | Not affected | | 18.04 LTS bionic FIPS | Not affected | | 16.04 LTS xenial FIPS | Not affected | | linux-gcp | 24.04 LTS noble | Not affected | | 23.10 mantic | Not affected | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not affected | | 18.04 LTS bionic | Ignored superseded by linux-gcp-5.3 | | 16.04 LTS xenial | Not affected | | linux-gcp-4.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Not affected | | linux-gcp-5.11 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-gcp-5.13] | | linux-gcp-5.13 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-gcp-5.15] | | linux-gcp-5.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not affected | | linux-gcp-5.19 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-gcp-6.2 | | 20.04 LTS focal | Not in release | | linux-gcp-5.3 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Ignored superseded by linux-gcp-5.4 | | linux-gcp-5.4 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Not affected | | linux-gcp-5.8 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-gcp-5.11] | | linux-gcp-6.2 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-gcp-6.5 | | 20.04 LTS focal | Not in release | | linux-gcp-6.5 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | linux-gcp-fips | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal FIPS | Not affected | | 18.04 LTS bionic FIPS | Not affected | | linux-gke | 24.04 LTS noble | Not affected | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Ignored end of kernel support | | linux-gke-4.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Ignored superseded by linux-gke-5.0 | | linux-gke-5.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of kernel support | | linux-gke-5.4 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Ignored end of kernel support | | linux-gkeop | 24.04 LTS noble | Not affected | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not affected | | linux-gkeop-5.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not affected | | linux-gkeop-5.4 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Ignored end of kernel support | | linux-hwe | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Ignored replaced by linux-hwe-5.4 | | 16.04 LTS xenial | Not affected | | linux-hwe-5.11 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-hwe-5.13] | | linux-hwe-5.13 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-hwe-5.15] | | linux-hwe-5.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not affected | | linux-hwe-5.19 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-hwe-6.2 | | 20.04 LTS focal | Not in release | | linux-hwe-5.4 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Not affected | | linux-hwe-5.8 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-hwe-5.11] | | linux-hwe-6.2 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-hwe-6.5 | | 20.04 LTS focal | Not in release | | linux-hwe-6.5 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | linux-hwe-edge | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Ignored superseded by linux-hwe-5.4 | | 16.04 LTS xenial | Ignored end of ESM support, was ignored [superseded by linux-hwe] | | linux-ibm | 24.04 LTS noble | Not affected | | 23.10 mantic | Ignored end of kernel support | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not affected | | linux-ibm-5.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not affected | | linux-ibm-5.4 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Not affected | | linux-intel | 24.04 LTS noble | Not affected | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Not in release | | 16.04 LTS xenial | Not in release | | 14.04 LTS trusty | Not in release | | linux-intel-5.13 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of kernel support | | linux-intel-iotg | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | linux-intel-iotg-5.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not affected | | linux-iot | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not affected | | linux-kvm | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not affected | | 18.04 LTS bionic | Not affected | | 16.04 LTS xenial | Not affected | | linux-laptop | 24.04 LTS noble | Not in release | | 23.10 mantic | Not affected | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | linux-lowlatency | 24.04 LTS noble | Not affected | | 23.10 mantic | Not affected | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | linux-lowlatency-hwe-5.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not affected | | linux-lowlatency-hwe-5.19 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-lowlatency-hwe-6.2 | | 20.04 LTS focal | Not in release | | linux-lowlatency-hwe-6.2 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-lowlatency-hwe-6.5 | | 20.04 LTS focal | Not in release | | linux-lowlatency-hwe-6.5 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | linux-lts-xenial | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 14.04 LTS trusty | Not affected | | linux-nvidia | 24.04 LTS noble | Not affected | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | linux-nvidia-6.2 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-nvidia-6.5 | | 20.04 LTS focal | Not in release | | linux-nvidia-6.5 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | linux-nvidia-6.8 | 24.04 LTS noble | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Not in release | | 16.04 LTS xenial | Not in release | | 14.04 LTS trusty | Not in release | | linux-nvidia-lowlatency | 24.04 LTS noble | Not affected | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Not in release | | 16.04 LTS xenial | Not in release | | 14.04 LTS trusty | Not in release | | linux-oem | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Ignored replaced by linux-hwe-5.4 | | linux-oem-5.10 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-oem-5.13] | | linux-oem-5.13 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-oem-5.14] | | linux-oem-5.14 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [replaced by linux-hwe-5.15] | | linux-oem-5.17 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-oem-6.1 | | 20.04 LTS focal | Not in release | | linux-oem-5.6 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-oem-5.10] | | linux-oem-6.0 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-oem-6.1 | | 20.04 LTS focal | Not in release | | linux-oem-6.1 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-oem-6.5 | | 20.04 LTS focal | Not in release | | linux-oem-6.5 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | linux-oem-6.8 | 24.04 LTS noble | Not affected | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | linux-oracle | 24.04 LTS noble | Not affected | | 23.10 mantic | Not affected | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not affected | | 18.04 LTS bionic | Not affected | | 16.04 LTS xenial | Not affected | | linux-oracle-5.0 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Ignored superseded by linux-oracle-5.3 | | linux-oracle-5.11 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-oracle-5.13] | | linux-oracle-5.13 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-oracle-5.15] | | linux-oracle-5.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not affected | | linux-oracle-5.3 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Ignored superseded by linux-oracle-5.4 | | linux-oracle-5.4 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Not affected | | linux-oracle-5.8 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-oracle-5.11] | | linux-oracle-6.5 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | linux-raspi | 24.04 LTS noble | Not affected | | 23.10 mantic | Not affected | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not affected | | linux-raspi-5.4 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | 18.04 LTS bionic | Not affected | | linux-raspi2 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [replaced by linux-raspi] | | linux-riscv | 24.04 LTS noble | Not affected | | 23.10 mantic | Not affected | | 22.04 LTS jammy | Ignored end of kernel support | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-riscv-5.8] | | linux-riscv-5.11 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-riscv-5.13] | | linux-riscv-5.15 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not affected | | linux-riscv-5.19 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored end of kernel support | | 20.04 LTS focal | Not in release | | linux-riscv-5.8 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-riscv-5.11] | | linux-riscv-6.5 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | linux-starfive | 24.04 LTS noble | Not in release | | 23.10 mantic | Not affected | | 22.04 LTS jammy | Not in release | | 20.04 LTS focal | Not in release | | linux-starfive-5.19 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored end of kernel support | | 20.04 LTS focal | Not in release | | linux-starfive-6.2 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Ignored superseded by linux-starfive-6.5 | | 20.04 LTS focal | Not in release | | linux-starfive-6.5 | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not in release | | linux-xilinx-zynqmp | 24.04 LTS noble | Not in release | | 23.10 mantic | Not in release | | 22.04 LTS jammy | Not affected | | 20.04 LTS focal | Not affected | --- * [How can I get the fixes?](https://ubuntu.com/security/cves/about#security) * [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses) * [Patch details](https://ubuntu.com/security/CVE-2022-48770?format=md#patch-details) ### Patch details For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security) | Package | Patch details | | --- | --- | | linux | * Introduced by [fa28dcb](https://git.kernel.org/linus/fa28dcb82a38f8e3993b0fae9106b1a80b59e4f0), fixed by [b992f01](https://git.kernel.org/linus/b992f01e66150fc5e90be4a96f5eb8e634c8249e) | ## Severity score breakdown CVSS version: CVSS v3.0 **Base score** 5.5 · Medium * Base metrics | Parameter | Value | | --- | --- | | Attack vector | Local | | Attack complexity | Low | | Privileges required | Low | | User interaction | None | | Scope | Unchanged | | Confidentiality impact | None | | Integrity impact | None | | Availability impact | High | * Scores | Parameter | Value | | --- | --- | | Base score | 5.5 · Medium | | Exploitability score | - | | Impact score | - | **Vector:** CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H ## References * [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-48770) * [NVD](https://nvd.nist.gov/vuln/detail/CVE-2022-48770) * [Launchpad](https://launchpad.net/bugs/cve/CVE-2022-48770) * [Debian](https://security-tracker.debian.org/tracker/CVE-2022-48770) ### Other references * * * * * *