CVE-2006-1343 Information disclosure in n/a

What is CVE-2006-1343?

CVE-2006-1343 is a low-severity vulnerability in Linux kernel, published on 21 Mar 2006. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Which versions are affected by CVE-2006-1343?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2006-1343?

Apply the vendor's patch.

Is CVE-2006-1343 being exploited?

There is no known exploitation of CVE-2006-1343 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-27x9-7v8h-q32h.