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.
References
Link | Resource |
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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 |
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History
No history.
Information
Published : 2022-01-29 22:15
Updated : 2023-12-28 16:04
NVD link : CVE-2022-24122
Mitre link : CVE-2022-24122
CVE.ORG link : CVE-2022-24122
JSON object : View
Products Affected
netapp
- h300e_firmware
- h500e_firmware
- h500e
- h300s_firmware
- h410c_firmware
- h300e
- h410s_firmware
- h700e
- h500s_firmware
- h410c
- h500s
- h300s
- h700s_firmware
- h700s
- h700e_firmware
- h410s
fedoraproject
- fedora
linux
- linux_kernel
CWE
CWE-416
Use After Free