SUSE alert SUSE-SU-2026:23356-1 (gzip)

From:
             
 
SLE-SECURITY-UPDATES <null@suse.de>
To:
             
 
sle-security-updates@lists.suse.com
Subject:
             
 
SUSE-SU-2026:23356-1: moderate: Security update for gzip
Date:
             
 
Mon, 31 Aug 2026 16:37:04 -0000
Message-ID:
             
 
<178819422435.815.3970392321235223426@6bd16ccd9111>
# Security update for gzip

Announcement ID: SUSE-SU-2026:23356-1  
Release Date: 2026-08-28T11:12:50Z  
Rating: moderate  
References:

  * bsc#1269623
  * bsc#1272554

  
Cross-References:

  * CVE-2026-41992

  
CVSS scores:

  * CVE-2026-41992 ( SUSE ):  6.9
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-41992 ( SUSE ):  6.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
  * CVE-2026-41992 ( NVD ):  6.9

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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-2026-41992 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

  
Affected Products:

  * SUSE Linux Micro 6.1

  
  
An update that solves one vulnerability and has one fix can now be installed.

## Description:

This update for gzip fixes the following issues:

  * CVE-2026-41992: global buffer overflow in the LZH decompression logic due to
    improper reuse of shared global state between different decompression
    formats within a single execution (bsc#1269623).
  * Crafted LZW file followed by a crafted LZH file can cause an out-of-bounds
    memory buffer access (bsc#1272554).

## 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 Micro 6.1  
    zypper in -t patch SUSE-SLE-Micro-6.1-695=1

## Package List:

  * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
    * gzip-1.13-slfo.1.1_4.1
    * gzip-debuginfo-1.13-slfo.1.1_4.1
    * gzip-debugsource-1.13-slfo.1.1_4.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-41992.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1269623
  * https://bugzilla.suse.com/show_bug.cgi?id=1272554



Attachment: None (type=text/html)
(HTML attachment elided)