Advisory Published

USN-7145-1: Expat vulnerability

First published: Tue Dec 10 2024(Updated: )

It was discovered that Expat did not properly handle its internal state when attempting to resume an unstarted parser. An attacker could use this issue to cause a denial of service (application crash).

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/expat<2.6.2-2ubuntu0.1
2.6.2-2ubuntu0.1
Ubuntu Ubuntu=24.10
All of
ubuntu/libexpat1<2.6.2-2ubuntu0.1
2.6.2-2ubuntu0.1
Ubuntu Ubuntu=24.10
All of
ubuntu/libexpat1-dev<2.6.2-2ubuntu0.1
2.6.2-2ubuntu0.1
Ubuntu Ubuntu=24.10
All of
ubuntu/expat<2.6.1-2ubuntu0.2
2.6.1-2ubuntu0.2
Ubuntu Ubuntu=24.04
All of
ubuntu/libexpat1<2.6.1-2ubuntu0.2
2.6.1-2ubuntu0.2
Ubuntu Ubuntu=24.04
All of
ubuntu/libexpat1-dev<2.6.1-2ubuntu0.2
2.6.1-2ubuntu0.2
Ubuntu Ubuntu=24.04
All of
ubuntu/expat<2.4.7-1ubuntu0.5
2.4.7-1ubuntu0.5
Ubuntu Ubuntu=22.04
All of
ubuntu/libexpat1<2.4.7-1ubuntu0.5
2.4.7-1ubuntu0.5
Ubuntu Ubuntu=22.04
All of
ubuntu/libexpat1-dev<2.4.7-1ubuntu0.5
2.4.7-1ubuntu0.5
Ubuntu Ubuntu=22.04
All of
ubuntu/expat<2.2.9-1ubuntu0.8
2.2.9-1ubuntu0.8
Ubuntu Ubuntu=20.04
All of
ubuntu/libexpat1<2.2.9-1ubuntu0.8
2.2.9-1ubuntu0.8
Ubuntu Ubuntu=20.04
All of
ubuntu/libexpat1-dev<2.2.9-1ubuntu0.8
2.2.9-1ubuntu0.8
Ubuntu Ubuntu=20.04
All of
ubuntu/expat<2.2.5-3ubuntu0.9+esm2
2.2.5-3ubuntu0.9+esm2
Ubuntu Ubuntu=18.04
All of
ubuntu/libexpat1<2.2.5-3ubuntu0.9+esm2
2.2.5-3ubuntu0.9+esm2
Ubuntu Ubuntu=18.04
All of
ubuntu/libexpat1-dev<2.2.5-3ubuntu0.9+esm2
2.2.5-3ubuntu0.9+esm2
Ubuntu Ubuntu=18.04
All of
ubuntu/expat<2.1.0-7ubuntu0.16.04.5+esm10
2.1.0-7ubuntu0.16.04.5+esm10
Ubuntu Ubuntu=16.04
All of
ubuntu/lib64expat1<2.1.0-7ubuntu0.16.04.5+esm10
2.1.0-7ubuntu0.16.04.5+esm10
Ubuntu Ubuntu=16.04
All of
ubuntu/lib64expat1-dev<2.1.0-7ubuntu0.16.04.5+esm10
2.1.0-7ubuntu0.16.04.5+esm10
Ubuntu Ubuntu=16.04
All of
ubuntu/libexpat1<2.1.0-7ubuntu0.16.04.5+esm10
2.1.0-7ubuntu0.16.04.5+esm10
Ubuntu Ubuntu=16.04
All of
ubuntu/libexpat1-dev<2.1.0-7ubuntu0.16.04.5+esm10
2.1.0-7ubuntu0.16.04.5+esm10
Ubuntu Ubuntu=16.04
All of
ubuntu/expat<2.1.0-4ubuntu1.4+esm10
2.1.0-4ubuntu1.4+esm10
Ubuntu Ubuntu=14.04
All of
ubuntu/lib64expat1<2.1.0-4ubuntu1.4+esm10
2.1.0-4ubuntu1.4+esm10
Ubuntu Ubuntu=14.04
All of
ubuntu/lib64expat1-dev<2.1.0-4ubuntu1.4+esm10
2.1.0-4ubuntu1.4+esm10
Ubuntu Ubuntu=14.04
All of
ubuntu/libexpat1<2.1.0-4ubuntu1.4+esm10
2.1.0-4ubuntu1.4+esm10
Ubuntu Ubuntu=14.04
All of
ubuntu/libexpat1-dev<2.1.0-4ubuntu1.4+esm10
2.1.0-4ubuntu1.4+esm10
Ubuntu Ubuntu=14.04

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