| Name | CVE-2020-22217 |
| Description | Buffer overflow vulnerability in c-ares before 1_16_1 thru 1_17_0 via function ares_parse_soa_reply in ares_parse_soa_reply.c. |
| 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-3567-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| c-ares (PTS) | buster | 1.14.0-1+deb10u1 | vulnerable |
| buster (security) | 1.14.0-1+deb10u4 | fixed |
| bullseye, bullseye (security) | 1.17.1-1+deb11u3 | fixed |
| bookworm | 1.18.1-3 | fixed |
| sid, trixie | 1.28.1-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| c-ares | source | buster | 1.14.0-1+deb10u4 | | DLA-3567-1 | |
| c-ares | source | (unstable) | 1.17.1-1 | | | |
Notes
https://github.com/c-ares/c-ares/issues/333
https://github.com/c-ares/c-ares/pull/332
Fixed by: https://github.com/c-ares/c-ares/commit/1b98172b141fe874ad43e679e67506f9b2139043 (c-ares-1_17_0)