CVE-2013-5691

Severity: medium (CVSS 6.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-09-23 · updated 2026-06-16
Weakness: CWE-264

Description

The (1) IPv6 and (2) ATM ioctl request handlers in the kernel in FreeBSD 8.3 through 9.2-STABLE do not validate SIOCSIFADDR, SIOCSIFBRDADDR, SIOCSIFDSTADDR, and SIOCSIFNETMASK requests, which allows local users to perform link-layer actions, cause a denial of service (panic), or possibly gain privileges via a crafted application.

Affected products

FreeBSD: 8.3, 9.0, 9.1, 9.2

References

http://secunia.com/advisories/54861
http://svnweb.freebsd.org/base?view=revision&revision=255442
http://www.debian.org/security/2013/dsa-2769
http://www.freebsd.org/security/advisories/FreeBSD-SA-13:12.ifioctl.asc
http://secunia.com/advisories/54861
http://svnweb.freebsd.org/base?view=revision&revision=255442
http://www.debian.org/security/2013/dsa-2769
http://www.freebsd.org/security/advisories/FreeBSD-SA-13:12.ifioctl.asc

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