CVE-2022-29582
HIGH 7.0EPSS 0.8%
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.
- CVSS v3.1 NVD
- 7.0 HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0 NVD
- 6.9 MEDIUM
AV:L/AC:M/Au:N/C:C/I:C/A:C - EPSS
- 0.77% chance of exploitation in the next 30 days, 55th percentile
- Published
- 2022-04-22
- Updated
- 2024-08-03
Proof-of-concept exploits (3)
- Ruia-ruia/CVE-2022-29582-Exploit76★ · 2022-08-08
- http://www.openwall.com/lists/oss-security/2024/04/24/3
- shadowgun-cpu/Poc-SLUBSTICK1★ · 2026-02-03
Security advisories
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.3
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e677edbcabee84…
- http://www.openwall.com/lists/oss-security/2022/04/22/4
- http://www.openwall.com/lists/oss-security/2022/08/08/3
- torvalds/linux/commit/e677edbcabee849bfdd43f1602bccbecf736a646
- https://ruia-ruia.github.io/2022/08/05/CVE-2022-29582-io-uring
- https://www.debian.org/security/2022/dsa-5127
- https://www.openwall.com/lists/oss-security/2022/04/22/3