SB2018062519 - Fedora 27 update for libgit2
Published: June 25, 2018 Updated: April 24, 2025
Security Bulletin ID
SB2018062519
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper input validation (CVE-ID: CVE-2018-11235)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.The weakness exists due to improper validation of submodule "names" supplied via the untrusted .gitmodules file when appending them to the '$GIT_DIR/modules' directory. A remote attacker can return specially crafted data to create or overwrite files on the target user's system when the repository is cloned and execute arbitrary code with elevated privileges.
Remediation
Install update from vendor's website.