High severity7.5NVD Advisory· Published Mar 15, 2017· Updated Jun 17, 2026
CVE-2016-10197
CVE-2016-10197
Description
The search_make_new function in evdns.c in libevent before 2.1.6-beta allows attackers to cause a denial of service (out-of-bounds read) via an empty hostname.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
15cpe:2.3:a:libevent_project:libevent:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:libevent_project:libevent:*:*:*:*:*:*:*:*range: <=2.1.5
- (no CPE)range: <2.1.6-beta
- osv-coords12 versionspkg:rpm/suse/libevent&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/libevent&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/libevent&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/libevent&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/libevent&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/libevent&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/libevent&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/libevent&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/libevent&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/libevent&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/libevent&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP2pkg:rpm/suse/libevent&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3
< 2.0.21-6.3.1+ 11 more
- (no CPE)range: < 2.0.21-6.3.1
- (no CPE)range: < 2.0.21-6.3.1
- (no CPE)range: < 1.4.5-24.24.3.1
- (no CPE)range: < 2.0.21-6.3.1
- (no CPE)range: < 2.0.21-6.3.1
- (no CPE)range: < 2.0.21-6.3.1
- (no CPE)range: < 1.4.5-24.24.3.1
- (no CPE)range: < 2.0.21-6.3.1
- (no CPE)range: < 2.0.21-6.3.1
- (no CPE)range: < 1.4.5-24.24.3.1
- (no CPE)range: < 2.0.21-6.3.1
- (no CPE)range: < 2.0.21-6.3.1
Patches
Vulnerability mechanics
References
12- github.com/libevent/libevent/commit/ec65c42052d95d2c23d1d837136d1cf1d9ecef9envdPatchThird Party Advisory
- github.com/libevent/libevent/issues/332nvdExploitIssue TrackingThird Party Advisory
- www.debian.org/security/2017/dsa-3789nvdThird Party Advisory
- www.openwall.com/lists/oss-security/2017/01/31/17nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2017/02/02/7nvdMailing ListThird Party Advisory
- www.securityfocus.com/bid/96014nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1038320nvdBroken LinkThird Party AdvisoryVDB Entry
- access.redhat.com/errata/RHSA-2017:1104nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2017:1106nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2017:1201nvdThird Party Advisory
- github.com/libevent/libevent/blob/release-2.1.6-beta/ChangeLognvdRelease NotesThird Party Advisory
- security.gentoo.org/glsa/201705-01nvdThird Party Advisory
News mentions
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