What’s Vulnerable › Vulnerabilities

CVE-2016-10195

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 6.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2017-03-15 · updated 2026-06-17
• Weakness: CWE-125

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.

Affected products

• Debian Linux: 8.0
• Libevent Project Libevent: through 2.1.5

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

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