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libarchive: libarchive: Signed Integer Overflow in archive_write_zip_header

🗓️ 22 Jul 2026 18:12:39Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 28 Views

Integer overflow in libarchive ZIP header due to encryption overhead near int64 maximum, risking memory corruption.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64bsdcat3.8.8-3.1.hum1bsdcat-3.8.8-3.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64bsdcat3.8.8-3.1.hum1bsdcat-3.8.8-3.1.hum1.x86_64.rpm

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09 Sep 2026 05:15Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.12.9
EPSS0.00078
SSVC
28