SUSE alert SUSE-SU-2026:23252-1 (fuse-overlayfs)

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SLE-SECURITY-UPDATES <null@suse.de>
To:
             
 
sle-security-updates@lists.suse.com
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SUSE-SU-2026:23252-1: moderate: Security update for fuse-overlayfs
Date:
             
 
Tue, 25 Aug 2026 20:32:36 -0000
Message-ID:
             
 
<178768995619.4158.9357706397617717725@6f3a8d4f1c47>
# Security update for fuse-overlayfs

Announcement ID: SUSE-SU-2026:23252-1  
Release Date: 2026-08-24T14:40:41Z  
Rating: moderate  
References:

  * bsc#1273100

  
Cross-References:

  * CVE-2026-52791

  
CVSS scores:

  * CVE-2026-52791 ( SUSE ):  5.7
    CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-52791 ( SUSE ):  4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-52791 ( NVD ):  2.0

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/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

  
Affected Products:

  * SUSE Linux Micro 6.0

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for fuse-overlayfs fixes the following issue:

  * CVE-2026-52791: Privilege Escalation Vulnerability via SUID/SGID Bit
    Preservation (bsc#1273100).

## 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 6.0  
    zypper in -t patch SUSE-SLE-Micro-6.0-861=1

## Package List:

  * SUSE Linux Micro 6.0 (aarch64 s390x x86_64)
    * fuse-overlayfs-1.12-2.1
    * fuse-overlayfs-debuginfo-1.12-2.1
    * fuse-overlayfs-debugsource-1.12-2.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-52791.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1273100



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