CVE-2016-10197
High
CVE-2016-10197
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.
Exploit probability
5.2%
Published
March 15, 2017
Required by
Not available
Last source change
July 8, 2026
02 / AFFECTED SOFTWARE
Affected packages
15 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2016-10197
View original source
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.
05 / REFERENCES
Further evidence
- http://www.debian.org/security/2017/dsa-3789
- http://www.openwall.com/lists/oss-security/2017/01/31/17
- http://www.openwall.com/lists/oss-security/2017/02/02/7
- http://www.securityfocus.com/bid/96014
- http://www.securitytracker.com/id/1038320
- https://access.redhat.com/errata/RHSA-2017:1104
- https://access.redhat.com/errata/RHSA-2017:1106
- https://access.redhat.com/errata/RHSA-2017:1201
- https://github.com/libevent/libevent/blob/release-2.1.6-beta/ChangeLog
- https://github.com/libevent/libevent/commit/ec65c42052d95d2c23d1d837136d1cf1d9ecef9e
- https://github.com/libevent/libevent/issues/332
- https://security.gentoo.org/glsa/201705-01