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Vulnerability Details CVE-2026-41989
Libgcrypt before 1.12.2 sometimes allows a heap-based buffer overflow and denial of service via crafted ECDH ciphertext to gcry_pk_decrypt.
Exploit prediction scoring system (EPSS) score
EPSS Score
0.002
EPSS Ranking
7.8%
CVSS Severity
CVSS v3 Score
6.7
References
https://dev.gnupg.org/T8211
https://lists.gnupg.org/pipermail/gnupg-announce/2026q2/000503.html
https://www.openwall.com/lists/oss-security/2026/04/21/1
https://cert-portal.siemens.com/productcert/html/ssa-019113.html
https://cert-portal.siemens.com/productcert/html/ssa-082556.html
https://cert-portal.siemens.com/productcert/html/ssa-457936.html
Products affected by CVE-2026-41989
Gnupg
»
Libgcrypt
»
Version:
1.10.0
cpe:2.3:a:gnupg:libgcrypt:1.10.0
Gnupg
»
Libgcrypt
»
Version:
1.10.1
cpe:2.3:a:gnupg:libgcrypt:1.10.1
Gnupg
»
Libgcrypt
»
Version:
1.10.2
cpe:2.3:a:gnupg:libgcrypt:1.10.2
Gnupg
»
Libgcrypt
»
Version:
1.10.3
cpe:2.3:a:gnupg:libgcrypt:1.10.3
Gnupg
»
Libgcrypt
»
Version:
1.11.0
cpe:2.3:a:gnupg:libgcrypt:1.11.0
Gnupg
»
Libgcrypt
»
Version:
1.11.1
cpe:2.3:a:gnupg:libgcrypt:1.11.1
Gnupg
»
Libgcrypt
»
Version:
1.11.2
cpe:2.3:a:gnupg:libgcrypt:1.11.2
Gnupg
»
Libgcrypt
»
Version:
1.8.10
cpe:2.3:a:gnupg:libgcrypt:1.8.10
Gnupg
»
Libgcrypt
»
Version:
1.8.11
cpe:2.3:a:gnupg:libgcrypt:1.8.11
Gnupg
»
Libgcrypt
»
Version:
1.8.12
cpe:2.3:a:gnupg:libgcrypt:1.8.12
Gnupg
»
Libgcrypt
»
Version:
1.8.13
cpe:2.3:a:gnupg:libgcrypt:1.8.13
Gnupg
»
Libgcrypt
»
Version:
1.8.8
cpe:2.3:a:gnupg:libgcrypt:1.8.8
Gnupg
»
Libgcrypt
»
Version:
1.8.9
cpe:2.3:a:gnupg:libgcrypt:1.8.9
Gnupg
»
Libgcrypt
»
Version:
1.9.0
cpe:2.3:a:gnupg:libgcrypt:1.9.0
Gnupg
»
Libgcrypt
»
Version:
1.9.1
cpe:2.3:a:gnupg:libgcrypt:1.9.1
Gnupg
»
Libgcrypt
»
Version:
1.9.2
cpe:2.3:a:gnupg:libgcrypt:1.9.2
Gnupg
»
Libgcrypt
»
Version:
1.9.3
cpe:2.3:a:gnupg:libgcrypt:1.9.3
Gnupg
»
Libgcrypt
»
Version:
1.9.4
cpe:2.3:a:gnupg:libgcrypt:1.9.4
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