CVE-2014-9636

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 11.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-02-06 · updated 2026-06-17
Weakness: CWE-119

Description

unzip 6.0 allows remote attackers to cause a denial of service (out-of-bounds read or write and crash) via an extra field with an uncompressed size smaller than the compressed field size in a zip archive that advertises STORED method compression.

Affected products

Canonical Ubuntu Linux: 10.04, 12.04, 14.04, 14.10
Debian Linux: 7.0
Fedoraproject Fedora: 20, 21
github.com/yi-ge/unzip: 6.0

References

http://lists.fedoraproject.org/pipermail/package-announce/2015-January/148792.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-January/148849.html
http://seclists.org/oss-sec/2014/q4/1131
http://seclists.org/oss-sec/2014/q4/489
http://seclists.org/oss-sec/2014/q4/496
http://seclists.org/oss-sec/2015/q1/216
http://secunia.com/advisories/62738
http://secunia.com/advisories/62751
http://www.debian.org/security/2015/dsa-3152
http://www.info-zip.org/phpBB3/viewtopic.php?f=7&t=450
http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
http://www.securityfocus.com/bid/71825

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