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Ubuntu Security Notice USN-5810-4
March 01, 2023

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

- Ubuntu 14.04 ESM

Summary:

Several security issues were fixed in Git.

Software Description:
- git: fast, scalable, distributed revision control system

Details:

USN-5810-1 fixed several vulnerabilities in Git. This update provides
the corresponding update for Ubuntu 14.04 ESM.

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 14.04 ESM:
  git                             1:1.9.1-1ubuntu0.10+esm1

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

References:
  https://ubuntu.com/security/notices/USN-5810-4
  https://ubuntu.com/security/notices/USN-5810-1
  CVE-2022-23521, CVE-2022-41903