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CVE-2011-1944

CRITICAL
9.3
CVSS Severity Score
EPSS Score0.1080%
EPSS Percentile34.30th
PublishedSep 2, 2011
Last ModifiedApr 29, 2026

Vulnerability Description

Integer overflow in xpath.c in libxml2 2.6.x through 2.6.32 and 2.7.x through 2.7.8, and libxml 1.8.16 and earlier, allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted XML file that triggers a heap-based buffer overflow when adding a new namespace node, related to handling of XPath expressions.

Affected Platforms (CPE)

πŸ“¦
Xmlsoft

Libxml2

= 2.6.0
πŸ“¦
Xmlsoft

Libxml2

= 2.6.1
πŸ“¦
Xmlsoft

Libxml2

= 2.6.2
πŸ“¦
Xmlsoft

Libxml2

= 2.6.3
πŸ“¦
Xmlsoft

Libxml2

= 2.6.4
πŸ“¦
Xmlsoft

Libxml2

= 2.6.5
πŸ“¦
Xmlsoft

Libxml2

= 2.6.6
πŸ“¦
Xmlsoft

Libxml2

= 2.6.7
πŸ“¦
Xmlsoft

Libxml2

= 2.6.8
πŸ“¦
Xmlsoft

Libxml2

= 2.6.9
πŸ“¦
Xmlsoft

Libxml2

= 2.6.11
πŸ“¦
Xmlsoft

Libxml2

= 2.6.12
πŸ“¦
Xmlsoft

Libxml2

= 2.6.13
πŸ“¦
Xmlsoft

Libxml2

= 2.6.14
πŸ“¦
Xmlsoft

Libxml2

= 2.6.16
πŸ“¦
Xmlsoft

Libxml2

= 2.6.17
πŸ“¦
Xmlsoft

Libxml2

= 2.6.18
πŸ“¦
Xmlsoft

Libxml2

= 2.6.20
πŸ“¦
Xmlsoft

Libxml2

= 2.6.22
πŸ“¦
Xmlsoft

Libxml2

= 2.6.26
πŸ“¦
Xmlsoft

Libxml2

= 2.6.27
πŸ“¦
Xmlsoft

Libxml2

= 2.6.30
πŸ“¦
Xmlsoft

Libxml2

= 2.6.32
πŸ“¦
Xmlsoft

Libxml2

= 2.7.0
πŸ“¦
Xmlsoft

Libxml2

= 2.7.1
πŸ“¦
Xmlsoft

Libxml2

= 2.7.2
πŸ“¦
Xmlsoft

Libxml2

= 2.7.3
πŸ“¦
Xmlsoft

Libxml2

= 2.7.4
πŸ“¦
Xmlsoft

Libxml2

= 2.7.5
πŸ“¦
Xmlsoft

Libxml2

= 2.7.6
πŸ“¦
Xmlsoft

Libxml2

= 2.7.7
πŸ“¦
Xmlsoft

Libxml2

= 2.7.8
πŸ“¦
Xmlsoft

Libxml

<= 1.8.16
πŸ“¦
Xmlsoft

Libxml

= 1.5.0
πŸ“¦
Xmlsoft

Libxml

= 1.6.0
πŸ“¦
Xmlsoft

Libxml

= 1.6.1
πŸ“¦
Xmlsoft

Libxml

= 1.6.2
πŸ“¦
Xmlsoft

Libxml

= 1.7.0
πŸ“¦
Xmlsoft

Libxml

= 1.7.1
πŸ“¦
Xmlsoft

Libxml

= 1.7.2
πŸ“¦
Xmlsoft

Libxml

= 1.7.3
πŸ“¦
Xmlsoft

Libxml

= 1.7.4
πŸ“¦
Xmlsoft

Libxml

= 1.8.0
πŸ“¦
Xmlsoft

Libxml

= 1.8.1
πŸ“¦
Xmlsoft

Libxml

= 1.8.2
πŸ“¦
Xmlsoft

Libxml

= 1.8.3
πŸ“¦
Xmlsoft

Libxml

= 1.8.4
πŸ“¦
Xmlsoft

Libxml

= 1.8.5
πŸ“¦
Xmlsoft

Libxml

= 1.8.6
πŸ“¦
Xmlsoft

Libxml

= 1.8.7
πŸ“¦
Xmlsoft

Libxml

= 1.8.8
πŸ“¦
Xmlsoft

Libxml

= 1.8.9
πŸ“¦
Xmlsoft

Libxml

= 1.8.10
πŸ“¦
Xmlsoft

Libxml

= 1.8.11
πŸ“¦
Xmlsoft

Libxml

= 1.8.12
πŸ“¦
Xmlsoft

Libxml

= 1.8.13
πŸ“¦
Xmlsoft

Libxml

= 1.8.14
πŸ“¦
Xmlsoft

Libxml

= 1.8.15

References & Advisories

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