CVE-2016-10195
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-10195
Vendor advisory: cve@mitre.org — https://github.com/libevent/libevent/issues/317
Vendor advisory: cve@mitre.org — https://github.com/libevent/libevent/commit/96f64a022014a208105ead6c8a7066018449d86d
Vendor advisory: cve@mitre.org — https://github.com/libevent/libevent/blob/release-2.1.6-beta/ChangeLog
Vendor advisory: cve@mitre.org — http://www.openwall.com/lists/oss-security/2017/02/02/7
Vendor advisory: cve@mitre.org — http://www.openwall.com/lists/oss-security/2017/01/31/17
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2016-10195.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 2.0.21-stable-3 |
| debian | bullseye | fixed | 2.0.21-stable-3 |
| debian | forky | fixed | 2.0.21-stable-3 |
| debian | sid | fixed | 2.0.21-stable-3 |
| debian | trixie | fixed | 2.0.21-stable-3 |
| debian | 8.0 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| libevent_project | libevent | {"endIncluding":"2.1.5"} | |
References
- https://www.suse.com/security/cve/CVE-2016-10195.html
- 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/96f64a022014a208105ead6c8a7066018449d86d
- https://github.com/libevent/libevent/issues/317
- https://security.gentoo.org/glsa/201705-01
- https://security-tracker.debian.org/tracker/CVE-2016-10195
CWEs
CWE-125
Verify integrity in audit chain (admin only). AS-IS.