CVE-2022-3533

NameCVE-2022-3533
DescriptionA vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects the function parse_usdt_arg of the file tools/lib/bpf/usdt.c of the component BPF. The manipulation of the argument reg_name leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211031.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
Debian Bugs1023717

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libbpf (PTS)bullseye0.3-2fixed
bookworm, sid1.0.1-2vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libbpfsourcebullseye(not affected)
libbpfsource(unstable)(unfixed)1023717

Notes

[bullseye] - libbpf <not-affected> (Vulnerable code introduced later)
Introduced by: https://github.com/libbpf/libbpf/commit/557499a13ede6ea86883d070af06621fe990572f (v0.8.0)
Fixed by: https://github.com/libbpf/libbpf/commit/881a10980b7ded995da5d9cc1919992c36c9d2be

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