SUSE-SU-2025:0688-1: moderate: Security update for pam_pkcs11

[SLE-SECURITY-UPDATES]

# Security update for pam_pkcs11

Announcement ID: SUSE-SU-2025:0688-1  
Release Date: 2025-02-24T12:55:41Z  
Rating: moderate  
References:

  * bsc#1237058
  * bsc#1237062

  
Cross-References:

  * CVE-2025-24031
  * CVE-2025-24032

  
CVSS scores:

  * CVE-2025-24031 ( SUSE ):  4.6
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-24031 ( SUSE ):  3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
  * CVE-2025-24031 ( NVD ):  5.1
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2025-24032 ( SUSE ):  7.5
    CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-24032 ( SUSE ):  6.9 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
  * CVE-2025-24032 ( NVD ):  9.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

  
Affected Products:

  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for pam_pkcs11 fixes the following issues:

  * CVE-2025-24032: default value for `cert_policy` (`none`) allows for
    authentication bypass (bsc#1237062).
  * CVE-2025-24031: uninitialized pointer dereference caused by user pressing
    ctrl-c/ctrl-d when asked for PIN leads to crash (bsc#1237058).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-688=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * pam_pkcs11-debuginfo-32bit-0.6.8-7.8.1
    * pam_pkcs11-32bit-0.6.8-7.8.1
    * pam_pkcs11-0.6.8-7.8.1
    * pam_pkcs11-debugsource-0.6.8-7.8.1
    * pam_pkcs11-debuginfo-0.6.8-7.8.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-24031.html
  * https://www.suse.com/security/cve/CVE-2025-24032.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1237058
  * https://bugzilla.suse.com/show_bug.cgi?id=1237062

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