What’s Vulnerable › Vulnerabilities

CVE-2016-7166

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-09-21 · updated 2026-06-17
• Weakness: CWE-399

Description

libarchive before 3.2.0 does not limit the number of recursive decompressions, which allows remote attackers to cause a denial of service (memory consumption and application crash) via a crafted gzip file.

Affected products

• libarchive: through 3.1.901a
• Oracle Corporation Oracle Linux: 6, 7
• RedHat Enterprise Linux Desktop: 7.0, 6.0
• RedHat Enterprise Linux Hpc Node: 7.0, 6.0
• RedHat Enterprise Linux Hpc Node Eus: 7.2
• RedHat Enterprise Linux Server: 7.0, 6.0
• RedHat Enterprise Linux Server Aus: 7.2
• RedHat Enterprise Linux Server Eus: 7.2
• RedHat Enterprise Linux Workstation: 7.0, 6.0

References

• http://rhn.redhat.com/errata/RHSA-2016-1844.html
• http://rhn.redhat.com/errata/RHSA-2016-1850.html
• http://www.openwall.com/lists/oss-security/2016/09/08/15
• http://www.openwall.com/lists/oss-security/2016/09/08/18
• http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
• http://www.securityfocus.com/bid/92901
• https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=207362
• https://bugzilla.redhat.com/show_bug.cgi?id=1347086
• https://github.com/libarchive/libarchive/commit/6e06b1c89dd0d16f74894eac4cfc1327a06ee4a0
• https://github.com/libarchive/libarchive/issues/660
• https://security.gentoo.org/glsa/201701-03
• http://rhn.redhat.com/errata/RHSA-2016-1844.html

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