medium
4.9
CWE
415 476
Advisory Published
CVE Published
Updated

CVE-2016-3951: Double Free

First published: Thu Apr 07 2016(Updated: )

A vulnerability was found in the usbnet Linux kernel driver. The bug allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) or possibly have other impact by inserting a USB device with an invalid USB descriptor. Upstream fixes: <a href="https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4d06dd537f95683aba3651098ae288b7cbff8274">https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4d06dd537f95683aba3651098ae288b7cbff8274</a> <a href="https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1666984c8625b3db19a9abc298931d35ab7bc64b">https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1666984c8625b3db19a9abc298931d35ab7bc64b</a> External references: <a href="https://www.spinics.net/lists/netdev/msg367669.html">https://www.spinics.net/lists/netdev/msg367669.html</a> <a href="https://bugzilla.novell.com/show_bug.cgi?id=974418">https://bugzilla.novell.com/show_bug.cgi?id=974418</a> Reference and CVE assignment: <a href="http://seclists.org/oss-sec/2016/q2/19">http://seclists.org/oss-sec/2016/q2/19</a>

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Canonical Ubuntu Linux=12.04
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=15.10
Novell Suse Linux Enterprise Software Development Kit=12.0-sp1
Suse Suse Linux Enterprise Software Development Kit=12.0
Novell Suse Linux Enterprise Desktop=12
Novell Suse Linux Enterprise Desktop=12-sp1
Novell Suse Linux Enterprise Live Patching=12.0
Novell Suse Linux Enterprise Module For Public Cloud=12
Novell Suse Linux Enterprise Real Time Extension=12-sp1
Novell Suse Linux Enterprise Server=12.0
Novell Suse Linux Enterprise Server=12.0-sp1
Novell Suse Linux Enterprise Workstation Extension=12.0
Novell Suse Linux Enterprise Workstation Extension=12.0-sp1
Linux Linux kernel=4.5.0-rc7
debian/linux
5.10.223-1
5.10.226-1
6.1.115-1
6.1.112-1
6.11.5-1
6.11.7-1

Remedy

https://git.kernel.org/linus/8a34b0ae8778f6b42ed38857486b769a224e2536

Remedy

https://git.kernel.org/linus/4d06dd537f95683aba3651098ae288b7cbff8274

Remedy

https://git.kernel.org/linus/1da177e4c3f41524e886b7f1b8a0c1fc7321cac2

Remedy

https://git.kernel.org/linus/1666984c8625b3db19a9abc298931d35ab7bc64b

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Reference Links

Frequently Asked Questions

  • What is the vulnerability ID for this double free vulnerability?

    The vulnerability ID for this double free vulnerability is CVE-2016-3951.

  • What is the severity of CVE-2016-3951?

    The severity of CVE-2016-3951 is low.

  • How does CVE-2016-3951 affect Linux kernel versions?

    CVE-2016-3951 affects Linux kernel versions before 4.5.

  • What is the impact of CVE-2016-3951?

    The impact of CVE-2016-3951 is a denial of service (system crash) or possibly unspecified other impact by inserting a USB device with an invalid USB descriptor.

  • How can I fix CVE-2016-3951?

    To fix CVE-2016-3951, update your Linux kernel to version 4.5 or later.

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