Description
The name_parse function in evdns.c in libevent before 2.1.6-beta allows remote attackers to have unspecified impact via vectors involving the label_len variable, which triggers an out-of-bounds stack read.
Metrics
CVSS 3.1 9.8/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://www.debian.org/security/2017/dsa-3789Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/31/17Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/02/7Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/96014Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038320Broken Link, Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:1104Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1106Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1201Third Party Advisory
- https://github.com/libevent/libevent/blob/release-2.1.6-beta/ChangeLogRelease Notes, Third Party Advisory
- https://github.com/libevent/libevent/commit/96f64a022014a208105ead6c8a7066018449d86dPatch, Third Party Advisory
- https://github.com/libevent/libevent/issues/317Exploit, Issue Tracking, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201705-01Third Party Advisory
- http://www.debian.org/security/2017/dsa-3789Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/31/17Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/02/7Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/96014Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038320Broken Link, Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:1104Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1106Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1201Third Party Advisory
- https://github.com/libevent/libevent/blob/release-2.1.6-beta/ChangeLogRelease Notes, Third Party Advisory
- https://github.com/libevent/libevent/commit/96f64a022014a208105ead6c8a7066018449d86dPatch, Third Party Advisory
- https://github.com/libevent/libevent/issues/317Exploit, Issue Tracking, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201705-01Third Party Advisory
Timeline
- Published
- Mar 15, 2017
- Last modified
- Jun 17, 2026
- NVD status
- Modified