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CVE Vulnerability Details :
CVE-2026-22791
PUBLISHED
More InfoOfficial Page
Assigner-GitHub_M
Assigner Org ID-a0819718-46f1-4df5-94e2-005712e83aaa
View Known Exploited Vulnerability (KEV) details
Published At-13 Jan, 2026 | 19:06
Updated At-13 Jan, 2026 | 19:44
Rejected At-
▼CVE Numbering Authority (CNA)
openCryptoki incorrectly calculates the buffer size in C_WrapKey with CKM_ECDH_AES_KEY_WRAP

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
Vendor
opencryptoki
Product
opencryptoki
Versions
Affected
  • >= 3.25.0, <= 3.26.0
Problem Types
TypeCWE IDDescription
CWECWE-131CWE-131: Incorrect Calculation of Buffer Size
Type: CWE
CWE ID: CWE-131
Description: CWE-131: Incorrect Calculation of Buffer Size
Metrics
VersionBase scoreBase severityVector
3.16.6MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
Version: 3.1
Base score: 6.6
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://github.com/opencryptoki/opencryptoki/security/advisories/GHSA-26f5-3mwq-4wm7
x_refsource_CONFIRM
https://github.com/opencryptoki/opencryptoki/commit/785d7577e1477d12fbe235554e7e7b24f2de34b7
x_refsource_MISC
https://github.com/opencryptoki/opencryptoki/commit/e37e9127deeeb7bf3c3c4d852c594256c57ec3a8
x_refsource_MISC
Hyperlink: https://github.com/opencryptoki/opencryptoki/security/advisories/GHSA-26f5-3mwq-4wm7
Resource:
x_refsource_CONFIRM
Hyperlink: https://github.com/opencryptoki/opencryptoki/commit/785d7577e1477d12fbe235554e7e7b24f2de34b7
Resource:
x_refsource_MISC
Hyperlink: https://github.com/opencryptoki/opencryptoki/commit/e37e9127deeeb7bf3c3c4d852c594256c57ec3a8
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
Details not found