| Name | CVE-2022-3534 |
| Description | A vulnerability classified as critical has been found in Linux Kernel. Affected is the function btf_dump_name_dups of the file tools/lib/bpf/btf_dump.c of the component libbpf. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211032. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-4137-1 |
| Debian Bugs | 1023717 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libbpf (PTS) | bullseye | 0.3-2 | vulnerable |
| bullseye (security) | 0.3-2+deb11u1 | fixed |
| bookworm | 1.1.0-1 | fixed |
| sid, trixie | 1.5.0-3 | fixed |
The information below is based on the following data on fixed versions.
Notes
Introduced by: https://github.com/libbpf/libbpf/commit/7ac1547f32f060d84b06c74edbb2c6896cc07949 (v0.2)
Fixed by: https://github.com/libbpf/libbpf/commit/54caf920db0e489de90f3aaaa41e2a51ddbcd084 (v1.1.0)