CVE-2010-5321

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-04-24 · updated 2026-06-16
Weakness: CWE-772

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.

Affected products

Linux kernel: from 2.6.0 through 4.20.15

References

http://linuxtv.org/irc/v4l/index.php?date=2010-07-29
http://www.openwall.com/lists/oss-security/2015/02/08/4
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=827340
https://bugzilla.kernel.org/show_bug.cgi?id=120571
https://bugzilla.redhat.com/show_bug.cgi?id=620629
http://linuxtv.org/irc/v4l/index.php?date=2010-07-29
http://www.openwall.com/lists/oss-security/2015/02/08/4
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=827340
https://bugzilla.kernel.org/show_bug.cgi?id=120571
https://bugzilla.redhat.com/show_bug.cgi?id=620629

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