SB2024020864 - Fedora EPEL 9 update for libgit2, libgit2_1.6, python-pygit2 

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Main Vulnerability Database SB2024020864

SB2024020864 - Fedora EPEL 9 update for libgit2, libgit2_1.6, python-pygit2

Published: February 8, 2024

Security Bulletin ID SB2024020864
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

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

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Heap-based buffer overflow (CVE-ID: CVE-2024-24577)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in git_index_add. A remote attacker can pass specially crafted filename that starts with a "/" character to the application, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


2) Infinite loop (CVE-ID: CVE-2024-24575)

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

The vulnerability exists due to infinite loop in git_revparse_single within the revparse() function in src/libgit2/revparse.c. A remote attacker can consume all available system resources and cause denial of service conditions.


Remediation

Install update from vendor's website.

References