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libarchive: libarchive: Information disclosure via heap out-of-bounds read in RAR archive processing

🗓️ 16 Apr 2026 16:46:06Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 50 Views

Libarchive heap out-of-bounds read in rar archive processing enables data disclosure.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.2i686bsdcat-debuginfo3.3.2-8.el8_2.2bsdcat-debuginfo-3.3.2-8.el8_2.2.i686.rpm
Red Hat Enterprise Linux8.2x86_64bsdcat-debuginfo3.3.2-8.el8_2.2bsdcat-debuginfo-3.3.2-8.el8_2.2.x86_64.rpm
Red Hat Enterprise Linux8.2i686bsdcpio-debuginfo3.3.2-8.el8_2.2bsdcpio-debuginfo-3.3.2-8.el8_2.2.i686.rpm
Red Hat Enterprise Linux8.2x86_64bsdcpio-debuginfo3.3.2-8.el8_2.2bsdcpio-debuginfo-3.3.2-8.el8_2.2.x86_64.rpm
Red Hat Enterprise Linux8.2x86_64bsdtar3.3.2-8.el8_2.2bsdtar-3.3.2-8.el8_2.2.x86_64.rpm
Red Hat Enterprise Linux8.2i686bsdtar-debuginfo3.3.2-8.el8_2.2bsdtar-debuginfo-3.3.2-8.el8_2.2.i686.rpm
Red Hat Enterprise Linux8.2x86_64bsdtar-debuginfo3.3.2-8.el8_2.2bsdtar-debuginfo-3.3.2-8.el8_2.2.x86_64.rpm
Red Hat Enterprise Linux8.2i686libarchive3.3.2-8.el8_2.2libarchive-3.3.2-8.el8_2.2.i686.rpm
Red Hat Enterprise Linux8.2x86_64libarchive3.3.2-8.el8_2.2libarchive-3.3.2-8.el8_2.2.x86_64.rpm
Red Hat Enterprise Linux8.2i686libarchive-debuginfo3.3.2-8.el8_2.2libarchive-debuginfo-3.3.2-8.el8_2.2.i686.rpm
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01 Sep 2026 08:48Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.01237
SSVC
CWE-125
libarchive vulnerabilityheap readrar archive processingunauthenticated disclosuresliding window validation
50