==========================================================================
Ubuntu Security Notice USN-7287-1
February 24, 2025

libcap2 vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 24.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

libcap2 would allow unintended capabilities.

Software Description:
- libcap2: POSIX 1003.1e capabilities (library)

Details:

Tianjia Zhang discovered the libcap2 PAM module pam_cap incorrectly
handled parsing group names in the configuration file. This could result in
certain users being granted capabilities, contrary to expectations.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 24.10
  libpam-cap                      1:2.66-5ubuntu3.1

Ubuntu 24.04 LTS
  libpam-cap                      1:2.66-5ubuntu2.2

Ubuntu 22.04 LTS
  libpam-cap                      1:2.44-1ubuntu0.22.04.2

Ubuntu 20.04 LTS
  libpam-cap                      1:2.32-1ubuntu0.2

After a standard system update you need to reboot your computer to make all
the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-7287-1
  CVE-2025-1390

Package Information:
  https://launchpad.net/ubuntu/+source/libcap2/1:2.66-5ubuntu3.1
  https://launchpad.net/ubuntu/+source/libcap2/1:2.66-5ubuntu2.2
  https://launchpad.net/ubuntu/+source/libcap2/1:2.44-1ubuntu0.22.04.2
  https://launchpad.net/ubuntu/+source/libcap2/1:2.32-1ubuntu0.2

Attachment: OpenPGP_signature.asc
Description: OpenPGP digital signature



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