CVE-2009-3613 Denial of service in n/a

What is CVE-2009-3613?

CVE-2009-3613 is a high-severity denial of service vulnerability in Linux kernel, published on 19 Oct 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The swiotlb functionality in the r8169 driver in drivers/net/r8169.c in the Linux kernel before 2.6.27.22 allows remote attackers to cause a denial of service (IOMMU space exhaustion and system crash) by using jumbo frames for a large amount of network traffic, as demonstrated by a flood ping.

Weakness: CWE-399

Which versions are affected by CVE-2009-3613?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2009-3613?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2009-3613 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2009-3613 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-mvgw-4hv5-4j3h.