medium
4.9
CWE
476
Advisory Published
CVE Published
Updated

CVE-2016-3138: Null Pointer Dereference

First published: Wed Mar 09 2016(Updated: )

A flaw was found in the Linux kernel handling when a buggy USB device is attached attempting to use the cdc_acm kernel module. This flaw would cause the kernel to panic by a null pointer dereference. Public via: <a href="http://seclists.org/bugtraq/2016/Mar/54">http://seclists.org/bugtraq/2016/Mar/54</a> CVE-ID request and assignment: <a href="http://seclists.org/oss-sec/2016/q1/605">http://seclists.org/oss-sec/2016/q1/605</a> <a href="http://seclists.org/oss-sec/2016/q1/622">http://seclists.org/oss-sec/2016/q1/622</a> Upstream patch: <a href="https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8835ba4a39cf53f705417b3b3a94eb067673f2c9">https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8835ba4a39cf53f705417b3b3a94eb067673f2c9</a>

Credit: meissner@suse.de security@opentext.com meissner@suse.de

Affected SoftwareAffected VersionHow to fix
Linux Kernel<=4.5.0
Ubuntu Linux=12.04
SUSE Linux Enterprise Software Development Kit=11.0-sp4
SUSE Linux Enterprise Software Development Kit=12.0
SUSE Linux Enterprise Software Development Kit=12.0-sp1
SUSE Linux Enterprise Debuginfo=11.0-sp4
SUSE Linux Enterprise Desktop=12.0
SUSE Linux Enterprise Desktop=12.0-sp1
SUSE Linux Enterprise Live Patching=12.0
SUSE Linux Enterprise Module for Public Cloud=12.0
SUSE Linux Enterprise Real Time Extension=11.0-sp4
SUSE Linux Enterprise Real Time Extension=12.0-sp1
SUSE Linux Enterprise Server=11.0-extra
SUSE Linux Enterprise Server=11.0-sp4
SUSE Linux Enterprise Server=12.0
SUSE Linux Enterprise Server=12.0-sp1
SUSE Linux Enterprise Workstation Extension=12.0
SUSE Linux Enterprise Workstation Extension=12.0-sp1
debian/linux
5.10.223-1
5.10.226-1
6.1.123-1
6.1.119-1
6.12.10-1
6.12.11-1

Remedy

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

Remedy

https://git.kernel.org/linus/8835ba4a39cf53f705417b3b3a94eb067673f2c9

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2016-3138?

    CVE-2016-3138 has a high severity level due to the potential for kernel panic resulting from a null pointer dereference when interacting with specific USB devices.

  • How do I fix CVE-2016-3138?

    To fix CVE-2016-3138, update the Linux kernel to versions 4.5.1 or later, or apply relevant patches provided by your distribution.

  • Which Linux distributions are affected by CVE-2016-3138?

    CVE-2016-3138 affects several distributions including certain versions of the Linux kernel, Ubuntu 12.04, and SUSE Linux Enterprise versions 11 and 12.

  • What is the impact of CVE-2016-3138?

    The impact of CVE-2016-3138 can cause system instability, leading to kernel panics when a problematic USB device is connected.

  • Are there any workarounds for CVE-2016-3138?

    As a workaround for CVE-2016-3138, users should avoid connecting USB devices that may trigger the vulnerability until a fix is applied.

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