CVE-2008-5300 Denial of service in n/a

What is CVE-2008-5300?

CVE-2008-5300 is a medium-severity denial of service vulnerability in Linux kernel, published on 1 Dec 2008. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Linux kernel 2.6.28 allows local users to cause a denial of service ("soft lockup" and process loss) via a large number of sendmsg function calls, which does not block during AF_UNIX garbage collection and triggers an OOM condition, a different vulnerability than CVE-2008-5029.

Weakness: CWE-399

Which versions are affected by CVE-2008-5300?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2008-5300?

Apply the vendor's patch.

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-2008-5300 being exploited?

There is no known exploitation of CVE-2008-5300 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-w3cc-g5gv-rc8v.