| Name | CVE-2009-1891 |
| Description | The mod_deflate module in Apache httpd 2.2.11 and earlier compresses large files until completion even after the associated network connection is closed, which allows remote attackers to cause a denial of service (CPU consumption). |
| 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-1834-1 |
| Debian Bugs | 534712 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| apache2 (PTS) | jessie, jessie (lts) | 2.4.10-10+deb8u25 | fixed |
| stretch (security) | 2.4.25-3+deb9u13 | fixed | |
| stretch (lts), stretch | 2.4.25-3+deb9u15 | fixed | |
| buster | 2.4.38-3+deb10u8 | fixed | |
| buster (security) | 2.4.38-3+deb10u10 | fixed | |
| bullseye | 2.4.56-1~deb11u2 | fixed | |
| bullseye (security) | 2.4.59-1~deb11u1 | fixed | |
| bookworm | 2.4.57-2 | fixed | |
| bookworm (security) | 2.4.59-1~deb12u1 | fixed | |
| trixie | 2.4.58-1 | fixed | |
| sid | 2.4.59-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| apache2 | source | etch | 2.2.3-4+etch9 | DSA-1834-1 | ||
| apache2 | source | lenny | 2.2.9-10+lenny4 | DSA-1834-1 | ||
| apache2 | source | (unstable) | 2.2.11-7 | medium | 534712 |