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Message-ID: <f30121aa-5fa6-4d1c-93f2-2c1e3032a6a2@redhat.com>
Date: Thu, 27 Nov 2025 16:10:53 +0100
From: Zdenek Dohnal <zdohnal@...hat.com>
To: oss-security@...ts.openwall.com
Subject: CVE-2025-58436 cups: Slow client communication leads to a possible
DoS attack
Hi all,
we have CVE-2025-58436 reported by pzirnik, jsmeix, cmatos689, msmeissn
- it is moderate CVE with CVSS
score CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
The published advisory:
https://github.com/OpenPrinting/cups/security/advisories/GHSA-8wpw-vfgm-qrrr
The commits fixing the issue:
- master:
https://github.com/OpenPrinting/cups/commit/40008d76a001babbb9beb9d9d74b01a86fb6ddb4
- 2.4.x:
https://github.com/OpenPrinting/cups/commit/5d414f1f91bdca118413301b148f0b188eb1cdc6
Have a nice day!
Zdenek
--
Zdenek Dohnal
Senior Software Engineer
Red Hat, BRQ-TPBC
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