Critical severity9.8NVD Advisory· Published Oct 3, 2016· Updated Jun 17, 2026
CVE-2016-5180
CVE-2016-5180
Description
Heap-based buffer overflow in the ares_create_query function in c-ares 1.x before 1.12.0 allows remote attackers to cause a denial of service (out-of-bounds write) or possibly execute arbitrary code via a hostname with an escaped trailing dot.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
17- osv-coords16 versionspkg:rpm/opensuse/c-ares&distro=openSUSE%20Tumbleweedpkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP2pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP1pkg:rpm/suse/libcares2&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP2pkg:rpm/suse/nodejs4&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Web%20and%20Scripting%2012
< 1.12.0-1.1+ 15 more
- (no CPE)range: < 1.12.0-1.1
- (no CPE)range: < 1.9.1-5.1
- (no CPE)range: < 1.9.1-5.1
- (no CPE)range: < 1.7.4-7.9.1
- (no CPE)range: < 1.9.1-5.1
- (no CPE)range: < 1.9.1-5.1
- (no CPE)range: < 1.9.1-5.1
- (no CPE)range: < 1.7.4-7.9.1
- (no CPE)range: < 1.9.1-5.1
- (no CPE)range: < 1.9.1-5.1
- (no CPE)range: < 1.7.4-7.9.1
- (no CPE)range: < 1.9.1-5.1
- (no CPE)range: < 1.9.1-5.1
- (no CPE)range: < 1.9.1-5.1
- (no CPE)range: < 1.9.1-5.1
- (no CPE)range: < 4.6.1-11.1
Patches
Vulnerability mechanics
References
9- rhn.redhat.com/errata/RHSA-2017-0002.htmlnvd
- www.debian.org/security/2016/dsa-3682nvd
- www.securityfocus.com/bid/93243nvd
- www.ubuntu.com/usn/USN-3143-1nvd
- c-ares.haxx.se/CVE-2016-5180.patchnvd
- c-ares.haxx.se/adv_20160929.htmlnvd
- googlechromereleases.blogspot.in/2016/09/stable-channel-updates-for-chrome-os.htmlnvd
- security.gentoo.org/glsa/201701-28nvd
- source.android.com/security/bulletin/2017-01-01.htmlnvd
News mentions
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