CVE catalog

CVE-2008-4226

libxml2: CVE-2008-4226

Severity: Medium
Published: Nov 17, 2008, 4:15:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 4.05% · Oct 25, 2026

Integer overflow in the xmlSAX2Characters function in libxml2 2.7.2 allows context-dependent attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a large XML document.

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	libxml2	sid	`2.15.4+dfsg-1`	fixed
Debian	libxml2	forky	`2.15.4+dfsg-1`	fixed
Debian	libxml2	trixie	`2.12.7+dfsg+really2.9.14-2.1+deb13u3`	fixed
Debian	libxml2	trixie-security	`2.12.7+dfsg+really2.9.14-2.1+deb13u1`	fixed
Debian	libxml2	bookworm	`2.9.14+dfsg-1.3~deb12u6`	fixed
Debian	libxml2	bookworm-security	`2.9.14+dfsg-1.3~deb12u4`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	libxml2	source	sid	`2.6.32.dfsg-5`	not yet assigned	Not reported	Not reported
Debian	libxml2	source	forky	`2.6.32.dfsg-5`	not yet assigned	Not reported	Not reported
Debian	libxml2	source	trixie	`2.6.32.dfsg-5`	not yet assigned	Not reported	Not reported
Debian	libxml2	source	bookworm	`2.6.32.dfsg-5`	not yet assigned	Not reported	Not reported

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[libxml2]Unknown
Details (4)
- 2.9.14+dfsg-1.3~deb12u6 · amd64 · bookworm
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u6 · arm64 · bookworm
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u4 · amd64 · bookworm-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u4 · arm64 · bookworm-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
[libxml2-dev]Unknown
Source package: [libxml2]
Details (4)
- 2.9.14+dfsg-1.3~deb12u6 · amd64 · bookworm
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u6 · arm64 · bookworm
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u4 · amd64 · bookworm-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u4 · arm64 · bookworm-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
[libxml2-doc]Unknown
Source package: [libxml2]
Details (4)
- 2.9.14+dfsg-1.3~deb12u6 · all · bookworm
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u6 · all · bookworm
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u4 · all · bookworm-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u4 · all · bookworm-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
[libxml2-utils]Unknown
Source package: [libxml2]
Details (4)
- 2.9.14+dfsg-1.3~deb12u6 · amd64 · bookworm
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u6 · arm64 · bookworm
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u4 · amd64 · bookworm-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u4 · arm64 · bookworm-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
[python3-libxml2]Unknown
Source package: [libxml2]
Details (4)
- 2.9.14+dfsg-1.3~deb12u6 · amd64 · bookworm
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u6 · arm64 · bookworm
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u4 · amd64 · bookworm-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12
- 2.9.14+dfsg-1.3~deb12u4 · arm64 · bookworm-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · bookworm; dsa · libxml2 · debian · 12

[Debian 13 (Trixie)]

[libxml2]Unknown
Details (4)
- 2.12.7+dfsg+really2.9.14-2.1+deb13u3 · amd64 · trixie
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u3 · arm64 · trixie
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
[libxml2-dev]Unknown
Source package: [libxml2]
Details (4)
- 2.12.7+dfsg+really2.9.14-2.1+deb13u3 · amd64 · trixie
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u3 · arm64 · trixie
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
[libxml2-doc]Unknown
Source package: [libxml2]
Details (4)
- 2.12.7+dfsg+really2.9.14-2.1+deb13u3 · all · trixie
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u3 · all · trixie
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u1 · all · trixie-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u1 · all · trixie-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
[libxml2-utils]Unknown
Source package: [libxml2]
Details (4)
- 2.12.7+dfsg+really2.9.14-2.1+deb13u3 · amd64 · trixie
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u3 · arm64 · trixie
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
[python3-libxml2]Unknown
Source package: [libxml2]
Details (4)
- 2.12.7+dfsg+really2.9.14-2.1+deb13u3 · amd64 · trixie
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u3 · arm64 · trixie
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13
- 2.12.7+dfsg+really2.9.14-2.1+deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 2.6.32.dfsg-5
  dsa · libxml2 · debian · 13

Observed: Oct 23, 2026, 5:04:19 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]