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Medium severity6.7NVD Advisory· Published Apr 23, 2026· Updated Jul 14, 2026

CVE-2026-41989

CVE-2026-41989

Description

Libgcrypt before 1.12.2 sometimes allows a heap-based buffer overflow and denial of service via crafted ECDH ciphertext to gcry_pk_decrypt.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

5

Gnupg/Libgcrypt
cpe:2.3:a:gnupg:libgcrypt:*:*:*:*:*:*:*:*
Range: >=1.8.8,<1.10.4
libgcrypt/libgcrypt20llm-fuzzy
Range: <1.12.2
osv-coords3 versions
pkg:rpm/almalinux/libgcrypt pkg:rpm/almalinux/libgcrypt-devel pkg:rpm/opensuse/libgcrypt&distro=openSUSE%20Leap%2016.0
< 1.8.5-8.el8_10+ 2 more
- (no CPE)range: < 1.8.5-8.el8_10
- (no CPE)range: < 1.8.5-8.el8_10
- (no CPE)range: < 1.12.1-160000.3.1

Patches

Vulnerability mechanics

References

5

lists.gnupg.org/pipermail/gnupg-announce/2026q2/000503.htmlnvdThird Party Advisory
www.openwall.com/lists/oss-security/2026/04/21/1nvdThird Party Advisory
dev.gnupg.org/T8211nvdBroken Link
cert-portal.siemens.com/productcert/html/ssa-019113.htmlnvd
cert-portal.siemens.com/productcert/html/ssa-082556.htmlnvd

News mentions

1

Siemens SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP
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