High severity7.8NVD Advisory· Published Jan 29, 2021· Updated Jun 17, 2026
CVE-2021-3345
CVE-2021-3345
Description
_gcry_md_block_write in cipher/hash-common.c in Libgcrypt version 1.9.0 has a heap-based buffer overflow when the digest final function sets a large count value. It is recommended to upgrade to 1.9.1 or later.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5- cpe:2.3:a:oracle:communications_billing_and_revenue_management:12.0.0.3.0:*:*:*:*:*:*:*
- Libgcrypt/Libgcryptdescription
Patches
Vulnerability mechanics
References
6- lists.gnupg.org/pipermail/gnupg-announce/2021q1/000456.htmlnvdMailing ListPatchVendor Advisory
- bugs.gentoo.org/show_bug.cginvdIssue TrackingVendor Advisory
- gnupg.orgnvdVendor Advisory
- lists.gnupg.org/pipermail/gnupg-announce/2021q1/000455.htmlnvdMailing ListVendor Advisory
- www.oracle.com//security-alerts/cpujul2021.htmlnvdThird Party Advisory
- git.gnupg.org/cgi-bin/gitweb.cginvd
News mentions
0No linked articles in our index yet.