USN-5810-2: Git regression

Releases

• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM

Packages

• git - fast, scalable, distributed revision control system

Details

USN-5810-1 fixed vulnerabilities in Git. This update introduced a regression as it
was missing some commit lines. This update fixes the problem.

Original advisory details:

Markus Vervier and Eric Sesterhenn discovered that Git incorrectly handled certain
gitattributes. An attacker could possibly use this issue to cause a crash
or execute arbitrary code. (CVE-2022-23521)

Joern Schneeweisz discovered that Git incorrectly handled certain commands.
An attacker could possibly use this issue to cause a crash or execute
arbitrary code. (CVE-2022-41903)

Update instructions

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

Ubuntu 20.04

• git - 1:2.25.1-1ubuntu3.8

Ubuntu 18.04

• git - 1:2.17.1-1ubuntu0.15

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

References

• https://launchpad.net/bugs/2003246