SUSE-SU-2026:3993-1: important: Security update for emacs

[SLE-SECURITY-UPDATES]

# Security update for emacs

Announcement ID: SUSE-SU-2026:3993-1  
Release Date: 2026-09-07T07:21:50Z  
Rating: important  
References:

  * bsc#1275927
  * bsc#1275941
  * bsc#1276264

  
Cross-References:

  * CVE-2026-77219
  * CVE-2026-79992

  
CVSS scores:

  * CVE-2026-77219 ( SUSE ):  7.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
  * CVE-2026-77219 ( NVD ):  6.9
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/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-2026-77219 ( NVD ):  7.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
  * CVE-2026-79992 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2026-79992 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

  
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 two vulnerabilities and has one security fix can now be
installed.

## Description:

This update for emacs fixes the following issues:

  * code execution upon opening arbitrary file (bsc#1275941).
  * CVE-2026-77219: memory leak via the PBM/PPM/PGM image loader (bsc#1276264).
  * CVE-2026-79992: zero-click local command execution via TRAMP (bsc#1275927).

## 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-2026-3993=1

  * SUSE Linux Enterprise Server 12 SP5 LTSS  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2026-3993=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * emacs-nox-debuginfo-24.3-25.26.1
    * emacs-x11-debuginfo-24.3-25.26.1
    * emacs-nox-24.3-25.26.1
    * etags-24.3-25.26.1
    * etags-debuginfo-24.3-25.26.1
    * emacs-debugsource-24.3-25.26.1
    * emacs-debuginfo-24.3-25.26.1
    * emacs-24.3-25.26.1
    * emacs-x11-24.3-25.26.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (noarch)
    * emacs-el-24.3-25.26.1
    * emacs-info-24.3-25.26.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * emacs-nox-debuginfo-24.3-25.26.1
    * emacs-x11-debuginfo-24.3-25.26.1
    * emacs-nox-24.3-25.26.1
    * etags-24.3-25.26.1
    * etags-debuginfo-24.3-25.26.1
    * emacs-debugsource-24.3-25.26.1
    * emacs-debuginfo-24.3-25.26.1
    * emacs-24.3-25.26.1
    * emacs-x11-24.3-25.26.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (noarch)
    * emacs-el-24.3-25.26.1
    * emacs-info-24.3-25.26.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-77219.html
  * https://www.suse.com/security/cve/CVE-2026-79992.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1275927
  * https://bugzilla.suse.com/show_bug.cgi?id=1275941
  * https://bugzilla.suse.com/show_bug.cgi?id=1276264

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