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FreeBSD ip_multicast integer overflow
Published:28.08.2013
Source:
SecurityVulns ID:13262
Type:local
Threat Level:
7/10
Description:Integer overflow on buffer size calculation in IP_MSFILTER.
Affected:FREEBSD : FreeBSD 8.4
 FREEBSD : FreeBSD 9.2
CVE:CVE-2013-3077 (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.)
Original documentdocumentFREEBSD, FreeBSD Security Advisory FreeBSD-SA-13:09.ip_multicast (28.08.2013)

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