CVE-2010-0437 Null dereference in n/a

What is CVE-2010-0437?

CVE-2010-0437 is a high-severity vulnerability in Linux kernel, published on 24 Mar 2010. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The ip6_dst_lookup_tail function in net/ipv6/ip6_output.c in the Linux kernel before 2.6.27 does not properly handle certain circumstances involving an IPv6 TUN network interface and a large number of neighbors, which allows attackers to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact via unknown vectors.

Which versions are affected by CVE-2010-0437?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2010-0437?

Upgrade to a fixed version.

Is CVE-2010-0437 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2010-0437 exists.

Public exploit code: 1 Exploit-DB entry.

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-rgwh-xw8h-466p.