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SUSE Linux 16.0 gzip Significant Vulnerability in Temporary File Handling

suse
Calendar Grey July 27, 2026
Scroller Suse
SUSE updates gzip to fix a security flaw in temporary file handling, enhancing system security against the vulnerability CVE-2026-41991.
A security update has been released for gzip to address CVE-2026-41991, which involves insecure temporary file handling in the gzexe utility on SUSE Linux Enterprise Server 16.0.

Summary

## This update for gzip fixes the following issue * CVE-2026-41991: insecure temporary file handling in the gzexe utility when the mktemp utility is not available in the user's PATH (bsc#1269622). ## 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 16.0 zypper in -t patch SUSE-SLES-16.0-1280=1 * SUSE Linux Enterprise Server for SAP applications 16.0 zypper in -t patch SUSE-SLES-16.0-1280=1 ## Package List: * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64) * gzip-debuginfo-1.13-160000.3.1 * gzip-debugsource-1.13-160000.3.1 * gzip-1.13-160000.3.1

Topics%20covered

Topics Covered

security advisory SuSE vulnerability patch insecure file handling gzip

References

* bsc#1269622

Cross-

* CVE-2026-41991

CVSS scores:

* CVE-2026-41991 ( SUSE ): 6.9

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2026-41991 ( SUSE ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

* CVE-2026-41991 ( NVD ): 2.0

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

* CVE-2026-41991 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

Affected Products:

* SUSE Linux Enterprise Server 16.0

* SUSE Linux Enterprise Server for SAP applications 16.0

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2026-41991.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:22818-1
Release Date: 2026-07-18T08:12:44Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE vulnerability patch insecure file handling gzip

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