CVE catalog

CVE-2009-2904

openssh: CVE-2009-2904

Severity: Low
Published: Sep 30, 2009, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.32% · Oct 27, 2026

A certain Red Hat modification to the ChrootDirectory feature in OpenSSH 4.8, as used in sshd in OpenSSH 4.3 in Red Hat Enterprise Linux (RHEL) 5.4 and Fedora 11, allows local users to gain privileges via hard links to setuid programs that use configuration files within the chroot directory, related to requirements for directory ownership.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	openssh	sid	`1:10.6p1-1`	not affected
Debian	openssh	forky	`1:10.6p1-1`	not affected
Debian	openssh	trixie	`1:10.0p1-7+deb13u4`	not affected
Debian	openssh	trixie-security	`1:10.0p1-7+deb13u2`	not affected
Debian	openssh	bookworm	`1:9.2p1-2+deb12u10`	not affected
Debian	openssh	bookworm-security	`1:9.2p1-2+deb12u9`	not affected

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	openssh	source	sid	`Not affected`	unimportant	Not reported	Not reported
Debian	openssh	source	forky	`Not affected`	unimportant	Not reported	Not reported
Debian	openssh	source	trixie	`Not affected`	unimportant	Not reported	Not reported
Debian	openssh	source	bookworm	`Not affected`	unimportant	Not reported	Not reported

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[openssh-client]Unknown
Source package: [openssh]
Details (8)
- 1:9.2p1-2+deb12u10 · amd64 · bookworm
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u10 · arm64 · bookworm
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · amd64 · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · arm64 · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u9 · amd64 · bookworm-security
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u9 · arm64 · bookworm-security
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u7 · amd64 · bookworm-updates
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u7 · arm64 · bookworm-updates
  Not affected
  dsa · openssh · debian · bookworm
[openssh-client-gssapi]Unknown
Source package: [openssh]
Details (2)
- 1:10.0p1-7~bpo12+1 · all · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · all · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
[openssh-server]Unknown
Source package: [openssh]
Details (8)
- 1:9.2p1-2+deb12u10 · amd64 · bookworm
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u10 · arm64 · bookworm
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · amd64 · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · arm64 · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u9 · amd64 · bookworm-security
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u9 · arm64 · bookworm-security
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u7 · amd64 · bookworm-updates
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u7 · arm64 · bookworm-updates
  Not affected
  dsa · openssh · debian · bookworm
[openssh-server-gssapi]Unknown
Source package: [openssh]
Details (2)
- 1:10.0p1-7~bpo12+1 · all · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · all · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
[openssh-sftp-server]Unknown
Source package: [openssh]
Details (8)
- 1:9.2p1-2+deb12u10 · amd64 · bookworm
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u10 · arm64 · bookworm
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · amd64 · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · arm64 · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u9 · amd64 · bookworm-security
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u9 · arm64 · bookworm-security
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u7 · amd64 · bookworm-updates
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u7 · arm64 · bookworm-updates
  Not affected
  dsa · openssh · debian · bookworm
[openssh-tests]Unknown
Source package: [openssh]
Details (8)
- 1:9.2p1-2+deb12u10 · amd64 · bookworm
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u10 · arm64 · bookworm
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · amd64 · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · arm64 · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u9 · amd64 · bookworm-security
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u9 · arm64 · bookworm-security
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u7 · amd64 · bookworm-updates
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u7 · arm64 · bookworm-updates
  Not affected
  dsa · openssh · debian · bookworm
[ssh]Unknown
Source package: [openssh]
Details (8)
- 1:9.2p1-2+deb12u10 · all · bookworm
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u10 · all · bookworm
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · all · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · all · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u9 · all · bookworm-security
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u9 · all · bookworm-security
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u7 · all · bookworm-updates
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u7 · all · bookworm-updates
  Not affected
  dsa · openssh · debian · bookworm
[ssh-askpass-gnome]Unknown
Source package: [openssh]
Details (8)
- 1:9.2p1-2+deb12u10 · amd64 · bookworm
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u10 · arm64 · bookworm
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · amd64 · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:10.0p1-7~bpo12+1 · arm64 · bookworm-backports
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u9 · amd64 · bookworm-security
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u9 · arm64 · bookworm-security
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u7 · amd64 · bookworm-updates
  Not affected
  dsa · openssh · debian · bookworm
- 1:9.2p1-2+deb12u7 · arm64 · bookworm-updates
  Not affected
  dsa · openssh · debian · bookworm

Observed: Oct 23, 2026, 5:04:38 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [Red Hat security advisories and VEX]