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CVE-2024-48991

Publication date 19 November 2024

Last updated 19 November 2024

Ubuntu priority

High

Why this priority?

Cvss 3 Severity Score

7.8 · High

Score breakdown

Qualys discovered that needrestart, before version 3.8, allows local attackers to execute arbitrary code as root by winning a race condition and tricking needrestart into running their own, fake Python interpreter (instead of the system's real Python interpreter).

Why is this CVE high priority?

Local privilege escalation

Learn more about Ubuntu priority

Mitigation

Edit /etc/needrestart/needrestart.conf so that the following line appears after "# Disable interpreter scanners." and reboot: $nrconf{interpscan} = 0;

Status

Package Ubuntu Release Status
needrestart 24.10 oracular
Fixed 3.6-8ubuntu4.2
24.04 LTS noble
Fixed 3.6-7ubuntu4.3
22.04 LTS jammy
Fixed 3.5-5ubuntu2.2
20.04 LTS focal
18.04 LTS bionic
16.04 LTS xenial

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Severity score breakdown

Parameter Value
Base score 7.8 · High
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H