CVE-2026-33811 Affecting git-lfs-debugsource package, versions <0:3.7.1-5.el10_2.6


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.81% (56th percentile)

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  • Snyk IDSNYK-RHEL10-GITLFSDEBUGSOURCE-17975526
  • published15 Jul 2026
  • disclosed7 May 2026

Introduced: 7 May 2026

CVE-2026-33811  (opens in a new tab)
CWE-1341  (opens in a new tab)

How to fix?

Upgrade RHEL:10 git-lfs-debugsource to version 0:3.7.1-5.el10_2.6 or higher.
This issue was patched in RHSA-2026:39272.

NVD Description

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

When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash.

References

CVSS Base Scores

version 3.1