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CVE-2026-22791 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.1 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

CNA: [email protected]CVSS-B:6.6 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/opencryptoki/opencryptoki/commit/785d7577e1477d12fbe235554e7e7b24f2de34b7	[email protected]	Patch
https://github.com/opencryptoki/opencryptoki/commit/e37e9127deeeb7bf3c3c4d852c594256c57ec3a8	[email protected]	Patch
https://github.com/opencryptoki/opencryptoki/security/advisories/GHSA-26f5-3mwq-4wm7	[email protected]	ExploitPatchVendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-131	Incorrect Calculation of Buffer Size	[email protected]

Affected Products

Product	Versions
opencryptoki project opencryptoki	3.25.0 3.26.0
CPE cpe:2.3:a:opencryptoki_project:opencryptoki:3.25.0:::::::* cpe:2.3:a:opencryptoki_project:opencryptoki:3.26.0:::::::* Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Feb 3, 2026	Initial Analysis	[email protected]
Jan 13, 2026	New CVE Received	[email protected]