CVE catalog

CVE-2009-5009

openconnect: CVE-2009-5009

Severity: Medium
Published: Oct 14, 2010, 5:52:19 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.98% · Oct 25, 2026

Double free vulnerability in OpenConnect before 1.40 might allow remote AnyConnect SSL VPN servers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted DTLS Cipher option during a reconnect operation.

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	openconnect	sid	`9.21-5`	fixed
Debian	openconnect	forky	`9.21-5`	fixed
Debian	openconnect	trixie	`9.12-3+deb13u2`	fixed
Debian	openconnect	bookworm	`9.01-3`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	openconnect	source	sid	`1.40-1`	not yet assigned	Not reported	Not reported
Debian	openconnect	source	forky	`1.40-1`	not yet assigned	Not reported	Not reported
Debian	openconnect	source	trixie	`1.40-1`	not yet assigned	Not reported	Not reported
Debian	openconnect	source	bookworm	`1.40-1`	not yet assigned	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libopenconnect5]Fixed
Source package: [openconnect]
Details (2)
- 9.01-3 · amd64 · bookworm
  Fixed · Fixed: 1.40-1
  dsa · openconnect · debian · bookworm; dsa · openconnect · debian · 12
- 9.01-3 · arm64 · bookworm
  Fixed · Fixed: 1.40-1
  dsa · openconnect · debian · bookworm; dsa · openconnect · debian · 12
[libopenconnect-dev]Fixed
Source package: [openconnect]
Details (2)
- 9.01-3 · amd64 · bookworm
  Fixed · Fixed: 1.40-1
  dsa · openconnect · debian · bookworm; dsa · openconnect · debian · 12
- 9.01-3 · arm64 · bookworm
  Fixed · Fixed: 1.40-1
  dsa · openconnect · debian · bookworm; dsa · openconnect · debian · 12
[openconnect]Fixed
Details (2)
- 9.01-3 · amd64 · bookworm
  Fixed · Fixed: 1.40-1
  dsa · openconnect · debian · bookworm; dsa · openconnect · debian · 12
- 9.01-3 · arm64 · bookworm
  Fixed · Fixed: 1.40-1
  dsa · openconnect · debian · bookworm; dsa · openconnect · debian · 12

[Debian 13 (Trixie)]

[libopenconnect5]Fixed
Source package: [openconnect]
Details (2)
- 9.12-3+deb13u2 · amd64 · trixie
  Fixed · Fixed: 1.40-1
  dsa · openconnect · debian · 13
- 9.12-3+deb13u2 · arm64 · trixie
  Fixed · Fixed: 1.40-1
  dsa · openconnect · debian · 13
[libopenconnect-dev]Fixed
Source package: [openconnect]
Details (2)
- 9.12-3+deb13u2 · amd64 · trixie
  Fixed · Fixed: 1.40-1
  dsa · openconnect · debian · 13
- 9.12-3+deb13u2 · arm64 · trixie
  Fixed · Fixed: 1.40-1
  dsa · openconnect · debian · 13
[openconnect]Fixed
Details (2)
- 9.12-3+deb13u2 · amd64 · trixie
  Fixed · Fixed: 1.40-1
  dsa · openconnect · debian · 13
- 9.12-3+deb13u2 · arm64 · trixie
  Fixed · Fixed: 1.40-1
  dsa · openconnect · debian · 13

Observed: Oct 23, 2026, 5:04:46 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]