CVE-2026-22791

MEDIUM

6.6

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.

CVE Details

CVSS v3.1 Score6.6

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published1/13/2026

Last Modified2/3/2026

Sourcenvd

Honeypot Sightings0

Affected Products

opencryptoki_project:opencryptoki

Weaknesses (CWE)

CWE-131

References

https://github.com/opencryptoki/opencryptoki/commit/785d7577e1477d12fbe235554e7e7b24f2de34b7(security-advisories@github.com)

https://github.com/opencryptoki/opencryptoki/commit/e37e9127deeeb7bf3c3c4d852c594256c57ec3a8(security-advisories@github.com)

https://github.com/opencryptoki/opencryptoki/security/advisories/GHSA-26f5-3mwq-4wm7(security-advisories@github.com)

IOC Correlations

No correlations recorded

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