PatchTheCVElibgcrypt vulnerabilities and fixes
Recent CVEs affecting libgcrypt, with upgrade or downgrade steps. 2 tracked.
libgcrypt has 2 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 2. Most recent: 2026-04-23. Highest priority: CVE-2026-41989 (score 25/100).
- CVE-2026-41989 MEDIUM 6.7 UPGRADE Libgcrypt before 1.12.2 sometimes allows a heap-based buffer overflow and denial of service via crafted ECDH c
- CVE-2026-41990 MEDIUM 4.0 UPGRADE Libgcrypt before 1.12.2 mishandles Dilithium signing
FAQ
How do I fix libgcrypt vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is libgcrypt being exploited right now?
None of the tracked libgcrypt CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which libgcrypt CVE should I patch first?
CVE-2026-41989 currently ranks highest (25/100): Libgcrypt before 1.12.2 sometimes allows a heap-based buffer overflow and denial of service via crafted ECDH c.