CVE-2022-24122
HIGH 7.8EPSS 1.0%
kernel/ucount.c in the Linux kernel 5.14 through 5.16.4, when unprivileged user namespaces are enabled, allows a use-after-free and privilege escalation because a ucounts object can outlive its namespace.
- CVSS v3.1 NVD
- 7.8 HIGH
CVSS:3.1/AV:L/AC:L/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
- 1.01% chance of exploitation in the next 30 days, 63rd percentile
- Published
- 2022-01-29
- Updated
- 2024-08-03
Proof-of-concept exploits (1)
- meowmeowxw/CVE-2022-2412212★ · 2022-03-15
Security advisories
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f9d87929d451d3…
- torvalds/linux/commit/f9d87929d451d3e649699d0f1d74f71f77ad38f5
- https://security.netapp.com/advisory/ntap-20220221-0001
- https://www.openwall.com/lists/oss-security/2022/01/29/1