AlmaLinux alert ALSA-2026:61623 (gzip)

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[Announce] [Security Advisory] ALSA-2026:61623: gzip security update (Moderate)
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Tue, 01 Sep 2026 13:05:29 +0000
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<010001a05d131eb0-c7b80e48-0fd4-4fc9-9bbc-9cd9c85cfe3c-000000@email.amazonses.com>
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Article
Hi,

You are receiving an AlmaLinux Security update email because you subscribed to receive errata
notifications from AlmaLinux.

AlmaLinux: 9
Type: Security
Severity: Moderate
Release date: 2026-09-01

Summary:

The gzip packages contain the gzip (GNU zip) data compression utility. gzip is used to compress
regular files. It replaces them with files containing the .gz extension, while retaining ownership
modes, access, and modification times.  

Security Fix(es):  

  * gzip: gzip: Arbitrary file overwrite via insecure temporary file handling in gzexe utility
(CVE-2026-41991)
  * gzip: gzip: Information disclosure via global buffer overflow in LZH decompression
(CVE-2026-41992)


For more details about the security issue(s), including the impact, a CVSS score, acknowledgments,
and other related information, refer to the CVE page(s) listed in the References section.


Full details, updated packages, references, and other related information:
https://errata.almalinux.org/9/ALSA-2026-61623.html

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AlmaLinux Team
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