Information disclosure and denial of service via out-of-bounds read/write in Neon palette expansion
Summary
Information disclosure and denial of service via out-of-bounds read/write in Neon palette expansion. Red Hat rates this moderate (CVSS 7.6). Weakness: CWE-124. Affected package(s): libpng, firefox, java, thunderbird, discovery/discovery-ui-rhel9:1782756541, rhaiis/model-opt-cuda-rhel9:1780681984. Resolved in Red Hat advisory RHSA-2026:11805 — update the affected packages (`sudo dnf update`).
- libpng-2:1.6.37-15.el9_8.2
- libpng-2:1.6.37-12.el9_0.3
- libpng-2:1.6.37-12.el9_2.3
- firefox-0:140.9.1-1.el8_4
- firefox-0:140.9.1-1.el9_4
- firefox-0:140.9.1-1.el8_6
- firefox-0:140.9.1-1.el9_6
- firefox-0:140.9.1-1.el8_8
- firefox-0:140.9.1-1.el9_7
- java-25-openjdk-1:25.0.3.0.9-1.el10_2
- thunderbird-0:140.9.1-1.el8_10
- discovery/discovery-ui-rhel9:1782756541
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
- RHSA-2026:11805
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:11805 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
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