CVE-2016-5728
Publication date 27 June 2016
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
Race condition in the vop_ioctl function in drivers/misc/mic/vop/vop_vringh.c in the MIC VOP driver in the Linux kernel before 4.6.1 allows local users to obtain sensitive information from kernel memory or cause a denial of service (memory corruption and system crash) by changing a certain header, aka a "double fetch" vulnerability.
From the Ubuntu Security Team
Pengfei Wang discovered a race condition in the MIC VOP driver in the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or obtain potentially sensitive information from kernel memory.
Status
Package | Ubuntu Release | Status |
---|---|---|
linux | ||
16.04 LTS xenial |
Fixed 4.4.0-36.55
|
|
14.04 LTS trusty |
Fixed 3.13.0-95.142
|
|
linux-armadaxp | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-aws | ||
16.04 LTS xenial |
Not affected
|
|
14.04 LTS trusty |
Not affected
|
|
linux-flo | ||
16.04 LTS xenial |
Not affected
|
|
14.04 LTS trusty | Not in release | |
linux-gke | ||
16.04 LTS xenial |
Not affected
|
|
14.04 LTS trusty | Not in release | |
linux-goldfish | ||
16.04 LTS xenial |
Not affected
|
|
14.04 LTS trusty | Not in release | |
linux-grouper | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-hwe | ||
16.04 LTS xenial |
Not affected
|
|
14.04 LTS trusty | Not in release | |
linux-hwe-edge | ||
16.04 LTS xenial |
Not affected
|
|
14.04 LTS trusty | Not in release | |
linux-linaro-omap | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-linaro-shared | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-linaro-vexpress | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-lts-quantal | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-lts-raring | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-lts-saucy | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-lts-trusty | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-lts-utopic | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-lts-vivid | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty |
Fixed 3.19.0-68.76~14.04.1
|
|
linux-lts-wily | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-lts-xenial | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty |
Fixed 4.4.0-36.55~14.04.1
|
|
linux-maguro | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-mako | ||
16.04 LTS xenial |
Not affected
|
|
14.04 LTS trusty | Not in release | |
linux-manta | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-qcm-msm | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
linux-raspi2 | ||
16.04 LTS xenial |
Fixed 4.4.0-1021.27
|
|
14.04 LTS trusty | Not in release | |
linux-snapdragon | ||
16.04 LTS xenial |
Fixed 4.4.0-1024.27
|
|
14.04 LTS trusty | Not in release | |
linux-ti-omap4 | ||
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
Notes
jdstrand
android kernels (flo, goldfish, grouper, maguro, mako and manta) are not supported on the Ubuntu Touch 14.10 and earlier preview kernels linux-lts-saucy no longer receives official support linux-lts-quantal no longer receives official support
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.3 · Medium |
Attack vector | Local |
Attack complexity | High |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-3070-1
- Linux kernel vulnerabilities
- 29 August 2016
- USN-3070-2
- Linux kernel (Raspberry Pi 2) vulnerabilities
- 30 August 2016
- USN-3071-1
- Linux kernel vulnerabilities
- 29 August 2016
- USN-3071-2
- Linux kernel (Trusty HWE) vulnerabilities
- 29 August 2016
- USN-3070-3
- Linux kernel (Qualcomm Snapdragon) vulnerabilities
- 30 August 2016
- USN-3070-4
- Linux kernel (Xenial HWE) vulnerabilities
- 30 August 2016
Other references
- https://github.com/torvalds/linux/commit/9bf292bfca94694a721449e3fd752493856710f6
- https://bugzilla.kernel.org/show_bug.cgi?id=116651
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.1
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9bf292bfca94694a721449e3fd752493856710f6
- https://www.cve.org/CVERecord?id=CVE-2016-5728