| Name | CVE-2023-0056 |
| Description | An uncontrolled resource consumption vulnerability was discovered in HAProxy which could crash the service. This issue could allow an authenticated remote attacker to run a specially crafted malicious server in an OpenShift cluster. The biggest impact is to availability. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-5348-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| haproxy (PTS) | jessie, jessie (lts) | 1.5.8-3+deb8u4 | fixed |
| stretch (security) | 1.7.5-2+deb9u1 | fixed |
| stretch (lts), stretch | 1.7.5-2+deb9u2 | fixed |
| buster (security), buster, buster (lts) | 1.8.19-1+deb10u5 | fixed |
| bullseye (security), bullseye | 2.2.9-2+deb11u6 | fixed |
| bookworm (security), bookworm | 2.6.12-1+deb12u1 | fixed |
| sid, trixie | 3.0.7-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| haproxy | source | jessie | (not affected) | | | |
| haproxy | source | stretch | (not affected) | | | |
| haproxy | source | buster | (not affected) | | | |
| haproxy | source | bullseye | 2.2.9-2+deb11u4 | | DSA-5348-1 | |
| haproxy | source | (unstable) | 2.6.8-1 | | | |
Notes
[buster] - haproxy <not-affected> (Vulnerable code introduced later)
https://github.com/haproxy/haproxy/issues/1972
https://git.haproxy.org/?p=haproxy-2.6.git;a=commit;h=84f5cba24f59b1c8339bb38323fcb01f434ba8e5 (v2.6.8)
https://git.haproxy.org/?p=haproxy-2.2.git;a=commit;h=038a7e8aeb1c5b90c18c55d2bcfb3aaa476bce89 (v2.2.27)
[stretch] - haproxy <not-affected> (Vulnerable code introduced later)
[jessie] - haproxy <not-affected> (Vulnerable code introduced later)