CVE-2026-22791

MEDIUM EPSS 14.6%
Published Jan 13, 20265mo ago · Modified Jun 17, 20262w ago
6.1 CVSS 3.1
Medium
Find Similar
Published Jan 13, 2026 5mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
6.1
Exploitability
1.8
Impact
4.2
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Low
Availability High

Threat Intelligence

EPSS Exploit Probability
14.6% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-131

Affected Products 2

VendorProductVersionRange
opencryptoki_projectopencryptoki3.25.0any
opencryptoki_projectopencryptoki3.26.0any

References 3

  • github.com https://github.com/opencryptoki/opencryptoki/commit/785d7577e1477d12fbe235554e7e7b24f2de34b7
    Patch
  • github.com https://github.com/opencryptoki/opencryptoki/commit/e37e9127deeeb7bf3c3c4d852c594256c57ec3a8
    Patch
  • github.com https://github.com/opencryptoki/opencryptoki/security/advisories/GHSA-26f5-3mwq-4wm7
    ExploitPatchVendor Advisory

Remediation

  • github.com https://github.com/opencryptoki/opencryptoki/commit/785d7577e1477d12fbe235554e7e7b24f2de34b7
    Patch
  • github.com https://github.com/opencryptoki/opencryptoki/commit/e37e9127deeeb7bf3c3c4d852c594256c57ec3a8
    Patch
  • github.com https://github.com/opencryptoki/opencryptoki/security/advisories/GHSA-26f5-3mwq-4wm7
    ExploitPatchVendor Advisory