CRLF Injection Affecting llvm21 package, versions <0:21.1.8-8.hum1


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.25% (16th percentile)

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  • Snyk IDSNYK-RHEL10-LLVM21-18514476
  • published4 Aug 2026
  • disclosed1 Aug 2026

Introduced: 1 Aug 2026

CVE-2026-67326  (opens in a new tab)
CWE-93  (opens in a new tab)

How to fix?

Upgrade RHEL:10 llvm21 to version 0:21.1.8-8.hum1 or higher.
This issue was patched in RHSA-2026:45940.

NVD Description

Note: Versions mentioned in the description apply only to the upstream llvm21 package and not the llvm21 package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

GitPython before 3.1.50 fails to validate newline characters in the section parameter of config_writer(), allowing attackers to inject arbitrary section headers into .git/config. Attackers can inject newlines to create a forged [core] section with hooksPath pointing to attacker-controlled directories, achieving remote code execution when git hooks are triggered.

CVSS Base Scores

version 3.1