CVE-2022-24122
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.
- Score
- CVSS 3.1 7.8 High
- Status
- Modified - cve@mitre.org
- Published
- 2022-01-29
- Last modified
- 2024-08-03
- Weaknesses
- CWE-416
Affected products
- Fedora (Fedoraproject)
- Linux Kernel (Linux)
- H300e Firmware (Netapp)
- H300s Firmware (Netapp)
- H410c Firmware (Netapp)
- H410s Firmware (Netapp)
- H500e Firmware (Netapp)
- H500s Firmware (Netapp)
- H700e Firmware (Netapp)
- H700s Firmware (Netapp)
References
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f9d87929d451d3e649699d0f1d74f71f77ad38f5
- https://github.com/torvalds/linux/commit/f9d87929d451d3e649699d0f1d74f71f77ad38f5
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSR3AI2IQGRKZCHNKF6S25…
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVSZKUJAZ2VN6LJ35J2B6Y…
- https://security.netapp.com/advisory/ntap-20220221-0001/
- https://www.openwall.com/lists/oss-security/2022/01/29/1
