Unrated severityOSV Advisory· Published Jan 13, 2026· Updated Jan 13, 2026
openCryptoki incorrectly calculates the buffer size in C_WrapKey with CKM_ECDH_AES_KEY_WRAP
CVE-2026-22791
Description
openCryptoki is a PKCS#11 library and tools for Linux and AIX. In 3.25.0 and 3.26.0, there is a heap buffer overflow vulnerability in the CKM_ECDH_AES_KEY_WRAP implementation allows an attacker with local access to cause out-of-bounds writes in the host process by supplying a compressed EC public key and invoking C_WrapKey. This can lead to heap corruption, or denial-of-service.
Affected products
1- Range: v3.25.0, v3.26.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- github.com/opencryptoki/opencryptoki/commit/785d7577e1477d12fbe235554e7e7b24f2de34b7mitrex_refsource_MISC
- github.com/opencryptoki/opencryptoki/commit/e37e9127deeeb7bf3c3c4d852c594256c57ec3a8mitrex_refsource_MISC
- github.com/opencryptoki/opencryptoki/security/advisories/GHSA-26f5-3mwq-4wm7mitrex_refsource_CONFIRM
News mentions
0No linked articles in our index yet.