CVE-2010-5321 Denial of service in n/a
Local users can cause a denial of service via memory consumption in the Linux kernel videobuf subsystem by leveraging video device access.
- 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-2010-5321?
CVE-2010-5321 is a medium-severity denial of service vulnerability in Linux kernel, published on 24 Apr 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Memory leak in drivers/media/video/videobuf-core.c in the videobuf subsystem in the Linux kernel 2.6.x through 4.x allows local users to cause a denial of service (memory consumption) by leveraging /dev/video access for a series of mmap calls that require new allocations, a different vulnerability than CVE-2007-6761. NOTE: as of 2016-06-18, this affects only 11 drivers that have not been updated to use videobuf2 instead of videobuf.
Weakness: CWE-772
Which versions are affected by CVE-2010-5321?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2010-5321?
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-2010-5321 being exploited?
There is no known exploitation of CVE-2010-5321 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2010-5321, DEBIAN-CVE-2010-5321, GHSA-x8q7-cr9r-2pg4, ROOT-OS-DEBIAN-12-CVE-2010-5321, ROOT-OS-DEBIAN-13-CVE-2010-5321, UBUNTU-CVE-2010-5321.