CVE-2025-21771 — Resource Injection in Linux
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 98.41%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedFeb 27
Description
In the Linux kernel, the following vulnerability has been resolved:
sched_ext: Fix incorrect autogroup migration detection
scx_move_task() is called from sched_move_task() and tells the BPF scheduler
that cgroup migration is being committed. sched_move_task() is used by both
cgroup and autogroup migrations and scx_move_task() tried to filter out
autogroup migrations by testing the destination cgroup and PF_EXITING but
this is not enough. In fact, without explicitly tagging the thread which is
…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages4 packages
▶CVEListV5linux/linux8195136669661fdfe54e9a8923c33b31c92fc1da — 75bf2f80c046d2ec5a07455891ea0a9fb6d8b5f6+3
Patches
🔴Vulnerability Details
2GHSA▶
GHSA-49m4-j2fj-6qvh: In the Linux kernel, the following vulnerability has been resolved:
sched_ext: Fix incorrect autogroup migration detection
scx_move_task() is called↗2025-02-27
OSV▶
CVE-2025-21771: In the Linux kernel, the following vulnerability has been resolved: sched_ext: Fix incorrect autogroup migration detection scx_move_task() is called f↗2025-02-27