CVE-2006-1343

Severity: low (CVSS 2.1 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: 2006-03-21 · updated 2026-06-16

Description

net/ipv4/netfilter/ip_conntrack_core.c in Linux kernel 2.4 and 2.6, and possibly net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c in 2.6, does not clear sockaddr_in.sin_zero before returning IPv4 socket names from the getsockopt function with SO_ORIGINAL_DST, which allows local users to obtain portions of potentially sensitive memory.

Affected products

Linux kernel: 2.4.0, 2.6.0

References

http://marc.info/?l=linux-netdev&m=114148078223594&w=2
http://secunia.com/advisories/19357
http://secunia.com/advisories/19955
http://secunia.com/advisories/20671
http://secunia.com/advisories/21045
http://secunia.com/advisories/21136
http://secunia.com/advisories/21465
http://secunia.com/advisories/21983
http://secunia.com/advisories/22093
http://secunia.com/advisories/22417
http://secunia.com/advisories/22875
http://support.avaya.com/elmodocs2/security/ASA-2006-180.htm

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