CVE-2008-3275 Denial of service in n/a

What is CVE-2008-3275?

CVE-2008-3275 is a medium-severity denial of service vulnerability in Canonical Ubuntu Linux, published on 12 Aug 2008. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The (1) real_lookup and (2) __lookup_hash functions in fs/namei.c in the vfs implementation in the Linux kernel before 2.6.25.15 do not prevent creation of a child dentry for a deleted (aka S_DEAD) directory, which allows local users to cause a denial of service ("overflow" of the UBIFS orphan area) via a series of attempted file creations within deleted directories.

Weakness: CWE-120

Which versions are affected by CVE-2008-3275?

It affects 5 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Linux kernel, Suse Suse Linux Enterprise Desktop, Suse Suse Linux Enterprise Server.

How do I fix CVE-2008-3275?

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-2008-3275 being exploited?

There is no known exploitation of CVE-2008-3275 in the wild and no public exploit code.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-9q47-jv6r-8hwf.