SUSE-SU-2026:4494-1: important: Security update for wpa_supplicant

[SLE-SECURITY-UPDATES]

# Security update for wpa_supplicant

Announcement ID: SUSE-SU-2026:4494-1  
Release Date: 2026-10-05T13:23:04Z  
Rating: important  
References:

  * bsc#1280914

  
Cross-References:

  * CVE-2026-78807

  
CVSS scores:

  * CVE-2026-78807 ( SUSE ):  8.4
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-78807 ( SUSE ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-78807 ( NVD ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

  
Affected Products:

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

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for wpa_supplicant fixes the following issues:

  * CVE-2026-78807: Security bypass via missing PMKSA validation (bsc#1280914).
  * Fixed incomplete RADIUS Message-Authenticator attribute validation in
    hostapd

## 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  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2026-4494

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-4494

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * wpa_supplicant-debuginfo-2.9-23.26.1
    * wpa_supplicant-2.9-23.26.1
    * wpa_supplicant-debugsource-2.9-23.26.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * wpa_supplicant-debuginfo-2.9-23.26.1
    * wpa_supplicant-2.9-23.26.1
    * wpa_supplicant-debugsource-2.9-23.26.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-78807.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1280914

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