CVE-2014-9644 Privilege escalation in n/a

Low 2.1 Published Updated

Local attackers can escalate privileges to root by loading arbitrary kernel modules via a crafted AF_ALG socket bind call in the Linux kernel Crypto API.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2014-9644?

CVE-2014-9644 is a low-severity vulnerability in Canonical Ubuntu Linux, published on 2 Mar 2015. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The Crypto API in the Linux kernel before 3.18.5 allows local users to load arbitrary kernel modules via a bind system call for an AF_ALG socket with a parenthesized module template expression in the salg_name field, as demonstrated by the vfat(aes) expression, a different vulnerability than CVE-2013-7421.

Weakness: CWE-269

Which versions are affected by CVE-2014-9644?

It affects 4 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Linux kernel, Oracle Linux.

How do I fix CVE-2014-9644?

Apply the vendor's patch.

Is CVE-2014-9644 being exploited?

There is no known exploitation of CVE-2014-9644 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2014-9644, GHSA-m5x6-353v-hmg2, UBUNTU-CVE-2014-9644.

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