CVE-2010-2960 Null dereference in n/a

What is CVE-2010-2960?

CVE-2010-2960 is a high-severity vulnerability in Canonical Ubuntu Linux, published on 8 Sep 2010. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The keyctl_session_to_parent function in security/keys/keyctl.c in the Linux kernel 2.6.35.4 and earlier expects that a certain parent session keyring exists, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via a KEYCTL_SESSION_TO_PARENT argument to the keyctl function.

Weakness: CWE-476

Which versions are affected by CVE-2010-2960?

It affects 4 products.

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

How do I fix CVE-2010-2960?

No fix has been published for CVE-2010-2960 yet. Limit exposure of the affected software until one is available.

Is CVE-2010-2960 being exploited?

There is no known exploitation of CVE-2010-2960 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-gx25-2frw-gvqr.