SB2016101021 - Fedora 24 update for libgit2



SB2016101021 - Fedora 24 update for libgit2

Published: October 10, 2016 Updated: April 24, 2025

Security Bulletin ID SB2016101021
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Out-of-bounds read (CVE-ID: CVE-2016-8568)

The vulnerability allows a local non-authenticated attacker to perform a denial of service (DoS) attack.

The git_commit_message function in oid.c in libgit2 before 0.24.3 allows remote attackers to cause a denial of service (out-of-bounds read) via a cat-file command with a crafted object file.


2) NULL pointer dereference (CVE-ID: CVE-2016-8569)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via a cat-file command with a crafted object file.


Remediation

Install update from vendor's website.