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Fedora 43 and CentOS 8 Address MuPDF Vulnerabilities

Fedora 43 and CentOS 8 Address MuPDF Vulnerabilities

First seen 23 Feb 2026, 07:09 UTC

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ThreatCluster AI
ThreatCluster March 12, 2026 at 16:10 UTC

Fedora 43 has released a fix for a medium denial of service vulnerability in MuPDF, a lightweight PDF viewer. Additionally, CentOS 8 has issued a security update addressing a vulnerability related to Poppler, which also utilizes MuPDF. Both updates aim to enhance security for users relying on these PDF tools.

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Updated 192d ago How this analysis works

Timeline

2026-02-06
CVE-2026-25556 published
2026-02-22
CentOS 8 Poppler security update released
2026-02-23
Fedora 43 MuPDF denial of service fix released

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