high
7.5
CWE
200
Advisory Published
CVE Published
Updated

CVE-2016-4485: Infoleak

First published: Thu May 05 2016(Updated: )

An information leak vulnerability in [llc] module was found in "net/llc/af_llc.c". The stack object "info" has a total size of 12 bytes. Its last byte is padding which is not initialized and leaked via put_cmsg(). Public via: <a href="http://marc.info/?l=linux-kernel&amp;m=146230753506235&amp;w=2">http://marc.info/?l=linux-kernel&amp;m=146230753506235&amp;w=2</a> <a href="http://marc.info/?l=linux-netdev&amp;m=146230754406241&amp;w=2">http://marc.info/?l=linux-netdev&amp;m=146230754406241&amp;w=2</a> CVE-ID request and assignment: <a href="http://seclists.org/oss-sec/2016/q2/233">http://seclists.org/oss-sec/2016/q2/233</a> <a href="http://seclists.org/oss-sec/2016/q2/236">http://seclists.org/oss-sec/2016/q2/236</a> Upstream patch: <a href="https://git.kernel.org/cgit/linux/kernel/git/davem/net.git/commit/?id=b8670c09f37bdf2847cc44f36511a53afc6161fd">https://git.kernel.org/cgit/linux/kernel/git/davem/net.git/commit/?id=b8670c09f37bdf2847cc44f36511a53afc6161fd</a> <a href="https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b8670c09f37bdf2847cc44f36511a53afc6161fd">https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b8670c09f37bdf2847cc44f36511a53afc6161fd</a>

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

Affected SoftwareAffected VersionHow to fix
debian/linux
5.10.223-1
5.10.226-1
6.1.123-1
6.1.128-1
6.12.12-1
6.12.15-1
SUSE Linux Enterprise Software Development Kit=11.0-sp4
SUSE Linux Enterprise Debuginfo=11-sp4
SUSE Linux Enterprise Server=11-extra
SUSE Linux Enterprise Server=11-sp4
Ubuntu=12.04
Ubuntu=14.04
Ubuntu=15.10
Ubuntu=16.04
Linux Kernel<=4.5.4

Remedy

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b8670c09f37bdf2847cc44f36511a53afc6161fd

Remedy

https://github.com/torvalds/linux/commit/b8670c09f37bdf2847cc44f36511a53afc6161fd

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2016-4485?

    CVE-2016-4485 is classified as a medium severity information leak vulnerability.

  • How do I fix CVE-2016-4485?

    To mitigate CVE-2016-4485, update your Linux kernel to version 4.5.5 or later.

  • Which software versions are affected by CVE-2016-4485?

    CVE-2016-4485 affects various versions of SUSE Linux Enterprise and Ubuntu Linux including kernel versions up to 4.5.4.

  • What type of vulnerability is CVE-2016-4485?

    CVE-2016-4485 is an information leak vulnerability found in the llc module of the Linux kernel.

  • Is CVE-2016-4485 able to be exploited remotely?

    Yes, CVE-2016-4485 could be exploited by an attacker to read uninitialized memory from the affected system.

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