| Name | CVE-2022-2905 |
| Description | An out-of-bounds memory read flaw was found in the Linux kernel's BPF subsystem in how a user calls the bpf_tail_call function with a key larger than the max_entries of the map. This flaw allows a local user to gain unauthorized access to data. |
| Source | CVE (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) |
| References | DLA-3173-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| linux (PTS) | buster | 4.19.249-2 | fixed |
| buster (security) | 4.19.282-1 | fixed | |
| bullseye | 5.10.178-3 | fixed | |
| bullseye (security) | 5.10.179-1 | fixed | |
| bookworm, sid | 6.1.27-1 | fixed | |
| linux-5.10 (PTS) | buster (security) | 5.10.178-3~deb10u1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| linux | source | buster | (not affected) | |||
| linux | source | bullseye | 5.10.140-1 | |||
| linux | source | (unstable) | 5.19.6-1 | |||
| linux-5.10 | source | buster | 5.10.149-2~deb10u1 | DLA-3173-1 |
[buster] - linux <not-affected> (Vulnerable code not present)
https://www.openwall.com/lists/oss-security/2022/08/26/1