USN-7070-1: libarchive vulnerabilities

16 October 2024

Several security issues were fixed in libarchive.

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Releases

Packages

  • libarchive - Library to read/write archive files

Details

It was discovered that libarchive mishandled certain memory checks,
which could result in a NULL pointer dereference. An attacker could
potentially use this issue to cause a denial of service. This issue
only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS,
Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-36227)

It was discovered that libarchive mishandled certain memory operations,
which could result in an out-of-bounds memory access. An attacker could
potentially use this issue to cause a denial of service. This issue only
affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS.
(CVE-2024-48957, CVE-2024-48958)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 24.04
Ubuntu 22.04
Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04
Ubuntu 14.04

In general, a standard system update will make all the necessary changes.