CVEvulnerability
CVE-2022-24122
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-01-29
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.9 MEDIUM — AV:L/AC:M/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-416
Description
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.
Affected configurations
• linux linux kernel (>= 5.14 < 5.15.19)
• linux linux kernel (>= 5.16 < 5.16.5)
• netapp h410c firmware
• netapp h300s firmware
• netapp h500s firmware
• netapp h700s firmware
• netapp h300e firmware
• netapp h500e firmware
• netapp h700e firmware
• netapp h410s firmware
• fedoraproject fedora 34
• fedoraproject fedora 35
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f9d87929d451d3e649699d0f1d74f71f77ad38f5 Mailing List, Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/f9d87929d451d3e649699d0f1d74f71f77ad38f5 Patch, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSR3AI2IQGRKZCHNKF6S25JGDKUEAWWL/ Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVSZKUJAZ2VN6LJ35J2B6YD6BOPQTU3B/ Mailing List
- https://security.netapp.com/advisory/ntap-20220221-0001/ Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/01/29/1 Exploit, Mailing List, Third Party Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f9d87929d451d3e649699d0f1d74f71f77ad38f5 Mailing List, Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/f9d87929d451d3e649699d0f1d74f71f77ad38f5 Patch, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSR3AI2IQGRKZCHNKF6S25JGDKUEAWWL/ Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVSZKUJAZ2VN6LJ35J2B6YD6BOPQTU3B/ Mailing List
- https://security.netapp.com/advisory/ntap-20220221-0001/ Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/01/29/1 Exploit, Mailing List, Third Party Advisory