Advisory Published

USN-6640-1: shadow vulnerability

First published: Thu Feb 15 2024(Updated: )

It was discovered that shadow was not properly sanitizing memory when running the password utility. An attacker could possibly use this issue to retrieve a password from memory, exposing sensitive information.

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/libsubid-dev<1:4.13+dfsg1-1ubuntu1.1
1:4.13+dfsg1-1ubuntu1.1
Ubuntu Ubuntu=23.10
All of
ubuntu/libsubid4<1:4.13+dfsg1-1ubuntu1.1
1:4.13+dfsg1-1ubuntu1.1
Ubuntu Ubuntu=23.10
All of
ubuntu/login<1:4.13+dfsg1-1ubuntu1.1
1:4.13+dfsg1-1ubuntu1.1
Ubuntu Ubuntu=23.10
All of
ubuntu/passwd<1:4.13+dfsg1-1ubuntu1.1
1:4.13+dfsg1-1ubuntu1.1
Ubuntu Ubuntu=23.10
All of
ubuntu/uidmap<1:4.13+dfsg1-1ubuntu1.1
1:4.13+dfsg1-1ubuntu1.1
Ubuntu Ubuntu=23.10
All of
ubuntu/login<1:4.8.1-2ubuntu2.2
1:4.8.1-2ubuntu2.2
Ubuntu Ubuntu=22.04
All of
ubuntu/passwd<1:4.8.1-2ubuntu2.2
1:4.8.1-2ubuntu2.2
Ubuntu Ubuntu=22.04
All of
ubuntu/uidmap<1:4.8.1-2ubuntu2.2
1:4.8.1-2ubuntu2.2
Ubuntu Ubuntu=22.04
All of
ubuntu/login<1:4.8.1-1ubuntu5.20.04.5
1:4.8.1-1ubuntu5.20.04.5
Ubuntu Ubuntu=20.04
All of
ubuntu/passwd<1:4.8.1-1ubuntu5.20.04.5
1:4.8.1-1ubuntu5.20.04.5
Ubuntu Ubuntu=20.04
All of
ubuntu/uidmap<1:4.8.1-1ubuntu5.20.04.5
1:4.8.1-1ubuntu5.20.04.5
Ubuntu Ubuntu=20.04
All of
ubuntu/login<1:4.5-1ubuntu2.5+esm1
1:4.5-1ubuntu2.5+esm1
Ubuntu Ubuntu=18.04
All of
ubuntu/passwd<1:4.5-1ubuntu2.5+esm1
1:4.5-1ubuntu2.5+esm1
Ubuntu Ubuntu=18.04
All of
ubuntu/uidmap<1:4.5-1ubuntu2.5+esm1
1:4.5-1ubuntu2.5+esm1
Ubuntu Ubuntu=18.04
All of
ubuntu/login<1:4.2-3.1ubuntu5.5+esm4
1:4.2-3.1ubuntu5.5+esm4
Ubuntu Ubuntu=16.04
All of
ubuntu/passwd<1:4.2-3.1ubuntu5.5+esm4
1:4.2-3.1ubuntu5.5+esm4
Ubuntu Ubuntu=16.04
All of
ubuntu/uidmap<1:4.2-3.1ubuntu5.5+esm4
1:4.2-3.1ubuntu5.5+esm4
Ubuntu Ubuntu=16.04
All of
ubuntu/login<1:4.1.5.1-1ubuntu9.5+esm4
1:4.1.5.1-1ubuntu9.5+esm4
Ubuntu Ubuntu=14.04
All of
ubuntu/passwd<1:4.1.5.1-1ubuntu9.5+esm4
1:4.1.5.1-1ubuntu9.5+esm4
Ubuntu Ubuntu=14.04
All of
ubuntu/uidmap<1:4.1.5.1-1ubuntu9.5+esm4
1:4.1.5.1-1ubuntu9.5+esm4
Ubuntu Ubuntu=14.04

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