SB2026013045 - openEuler 24.03 LTS SP3 update for opencryptoki



SB2026013045 - openEuler 24.03 LTS SP3 update for opencryptoki

Published: January 30, 2026

Security Bulletin ID SB2026013045
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Incorrect Calculation of Buffer Size (CVE-ID: CVE-2026-22791)

The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists due to a boundary error within the CKM_ECDH_AES_KEY_WRAP implementation in ecdh_aes_key_wrap() function in usr/lib/common/mech_ec.c. A remote attacker can pass a specially crafted public EC key to the application and perform a denial of service attack. 


2) Link following (CVE-ID: CVE-2026-23893)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to an insecure link following issue. A local user can create a specially crafted symbolic link to a critical file on the system and overwrite it with root privileges when an administrator runs a PKCS#11 application.


Remediation

Install update from vendor's website.