CVE-2013-3077

Severity: high (CVSS 7.2 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: 2013-08-28 · updated 2026-06-16
Weakness: CWE-189

Description

Multiple integer overflows in the IP_MSFILTER and IPV6_MSFILTER features in (1) sys/netinet/in_mcast.c and (2) sys/netinet6/in6_mcast.c in the multicast implementation in the kernel in FreeBSD 8.3 through 9.2-PRERELEASE allow local users to bypass intended restrictions on kernel-memory read and write operations, and consequently gain privileges, via vectors involving a large number of source-filter entries.

Affected products

FreeBSD: 8.3, 9.0, 9.1, 9.1-p4, 9.1-p5, 9.2-prerelease

References

http://svnweb.freebsd.org/base?view=revision&revision=254629
http://www.freebsd.org/security/advisories/FreeBSD-SA-13:09.ip_multicast.asc
http://svnweb.freebsd.org/base?view=revision&revision=254629
http://www.freebsd.org/security/advisories/FreeBSD-SA-13:09.ip_multicast.asc

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