CVE-2010-4342 Null dereference in n/a

What is CVE-2010-4342?

CVE-2010-4342 is a high-severity vulnerability in Linux kernel, published on 30 Dec 2010. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The aun_incoming function in net/econet/af_econet.c in the Linux kernel before 2.6.37-rc6, when Econet is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and OOPS) by sending an Acorn Universal Networking (AUN) packet over UDP.

Weakness: CWE-476

Which versions are affected by CVE-2010-4342?

It affects 2 products.

Products include Linux kernel, Suse Linux Enterprise Server.

How do I fix CVE-2010-4342?

Upgrade to a fixed version.

Is CVE-2010-4342 being exploited?

There is no known exploitation of CVE-2010-4342 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-m73j-97v7-6695.