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CVE-2015-3245

Publication date 11 August 2015

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Incomplete blacklist vulnerability in the chfn function in libuser before 0.56.13-8 and 0.60 before 0.60-7, as used in the userhelper program in the usermode package, allows local users to cause a denial of service (/etc/passwd corruption) via a newline character in the GECOS field.

From the Ubuntu Security Team

It was discovered that libuser has incomplete blacklist vulnerability. A local user could use it to cause a denial of service.

Status

Package Ubuntu Release Status
libuser 24.04 LTS noble
Not affected
23.10 mantic
Not affected
23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
21.10 impish
Not affected
21.04 hirsute
Not affected
20.10 groovy
Not affected
20.04 LTS focal
Not affected
19.10 eoan
Not affected
19.04 disco
Not affected
18.10 cosmic
Not affected
18.04 LTS bionic
Not affected
17.10 artful
Not affected
17.04 zesty
Not affected
16.10 yakkety
Not affected
16.04 LTS xenial
Vulnerable
15.10 wily Ignored
15.04 vivid Ignored
14.04 LTS trusty
12.04 LTS precise Ignored

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
libuser