CVE-2016-10195
9.8
CRITICAL · CVSS 3.1 · EPSS 6.7% (pctl 94)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 6.68% — more likely to be exploited than 94% of all CVEs |
| Weakness | CWE-125 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2017-03-15 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| debian | debian linux |
| libevent project | libevent |
References
- 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
- 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
→ the Explorer · watch your stack · NVD