| Name | CVE-2009-2621 |
| Description | Squid 3.0 through 3.0.STABLE16 and 3.1 through 3.1.0.11 does not properly enforce "buffer limits and related bound checks," which allows remote attackers to cause a denial of service via (1) an incomplete request or (2) a request with a large header size, related to (a) HttpMsg.cc and (b) client_side.cc. |
| 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-1843-1, DSA-1843-2 |
| Debian Bugs | 538989 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| squid (PTS) | buster (security), buster, buster (lts) | 4.6-1+deb10u10 | fixed |
| bullseye (security), bullseye | 4.13-10+deb11u3 | fixed |
| bookworm (security), bookworm | 5.7-2+deb12u2 | fixed |
| sid, trixie | 6.12-1 | fixed |
| squid3 (PTS) | jessie, jessie (lts) | 3.5.23-5+deb8u7 | fixed |
| stretch (security) | 3.5.23-5+deb9u7 | fixed |
| stretch (lts), stretch | 3.5.23-5+deb9u10 | fixed |
The information below is based on the following data on fixed versions.
Notes
- squid <not-affected> (see NOTE)
squid 2.x not affected, according to
http://www.squid-cache.org/Advisories/SQUID-2009_2.txt