CVE-2004-1137 Memory corruption in n/a

What is CVE-2004-1137?

CVE-2004-1137 is a critical memory corruption vulnerability in Linux kernel, published on 15 Dec 2004. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Multiple vulnerabilities in the IGMP functionality for Linux kernel 2.4.22 to 2.4.28, and 2.6.x to 2.6.9, allow local and remote attackers to cause a denial of service or execute arbitrary code via (1) the ip_mc_source function, which decrements a counter to -1, or (2) the igmp_marksources function, which does not properly validate IGMP message parameters and performs an out-of-bounds read.

Which versions are affected by CVE-2004-1137?

It affects 2 products.

Products include Linux kernel, Ubuntu Ubuntu Linux.

How do I fix CVE-2004-1137?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2004-1137 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2004-1137 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-vqwc-f978-m55f.