Vulnerability in Linux Kernel

CVE-2022-29582

In the Linux kernel before 5.17.3, fs/io_uring.c has a use-after-free due to a race condition in io_uring timeouts. This can be triggered by a local user who has no access to any user namespace; however, the race condition perhaps can only be exploited infrequently.

Vulnerability class: Race Condition

EPSS: 0.008 (52.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-29582?
CVE-2022-29582 is a high-severity vulnerability in Linux Kernel, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2022-04-22.
How severe is CVE-2022-29582?
High severity. CVSS v3 base score is 7.0 out of 10.
Is CVE-2022-29582 known to be exploited?
33 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.