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CVE-2016-4300

CVE-2016-4300

EPSS 4.9%
Integer overflow in the read_SubStreamsInfo function in archive_read_support_format_7zip.c in libarchive before 3.2.1 allows remote attackers to execute arbitrary code via a 7zip file with a large number of substreams, which triggers a heap-based buffer overflow.
Affected products
n/a · n/a

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References
http://blog.talosintel.com/2016/06/the-poisoned-archives.htmlhttp://rhn.redhat.com/errata/RHSA-2016-1844.htmlhttps://bugzilla.redhat.com/show_bug.cgi?id=1348439https://github.com/libarchive/libarchive/commit/e79ef306afe332faf22e9b442a2c6b59cb175573https://github.com/libarchive/libarchive/issues/718https://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00062&languageid=en-frhttps://security.gentoo.org/glsa/201701-03http://www.debian.org/security/2016/dsa-3657http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.htmlhttp://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlhttp://www.securityfocus.com/bid/91326http://www.talosintel.com/reports/TALOS-2016-0152/