CVE-2022-48638

MEDIUM

Linux Kernel 5.14-5.14.1 and 5.16-5.19.11 - Denial of Service via cgroup_get_from_id Directory Check Bypass

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: cgroup: cgroup_get_from_id() must check the looked-up kn is a directory cgroup has to be one kernfs dir, otherwise kernel panic is caused, especially cgroup id is provide from userspace.

References (3)

Core 3

Core References

Patch

https://git.kernel.org/stable/c/8484a356cee8ce3d6a8e6266ff99be326e9273ad

Patch

https://git.kernel.org/stable/c/1e9571887f97b17cf3ffe9aa4da89090ea60988b

Patch

https://git.kernel.org/stable/c/df02452f3df069a59bc9e69c84435bf115cb6e37

Scores

CVSS v3 5.3

EPSS 0.0023

EPSS Percentile 13.5%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

Status published

Products (12)

linux/Kernel 5.14.0 - 5.15.72linux

linux/Kernel 5.16.0 - 5.19.12linux

Linux/Linux < 5.14

Linux/Linux 5.14

Linux/Linux 5.15.72 - 5.15.*

Linux/Linux 5.19.12 - 5.19.*

Linux/Linux 6.0

Linux/Linux 6b658c4863c15936872a93c9ee879043bf6393c9 - 1e9571887f97b17cf3ffe9aa4da89090ea60988b

Linux/Linux 6b658c4863c15936872a93c9ee879043bf6393c9 - 8484a356cee8ce3d6a8e6266ff99be326e9273ad

Linux/Linux 6b658c4863c15936872a93c9ee879043bf6393c9 - df02452f3df069a59bc9e69c84435bf115cb6e37

... and 2 more

Published Apr 28, 2024

Tracked Since Feb 18, 2026