Debian Long Term Support / LTS Security Information / 2016 / Security Information -- DLA-670-1 linux

Debian Security Advisory

DLA-670-1 linux -- LTS security update

Date Reported:

20 Oct 2016

Affected Packages:

linux

Vulnerable:

Yes

Security database references:

In Mitre's CVE dictionary: CVE-2015-8956, CVE-2016-5195, CVE-2016-7042, CVE-2016-7425.

More information:

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks.

• CVE-2015-8956

  It was discovered that missing input sanitising in RFCOMM Bluetooth socket handling may result in denial of service or information leak.

• CVE-2016-5195

  It was discovered that a race condition in the memory management code can be used for local privilege escalation. This does not affect kernels built with PREEMPT_RT enabled.

• CVE-2016-7042

  Ondrej Kozina discovered that incorrect buffer allocation in the proc_keys_show() function may result in local denial of service.

• CVE-2016-7425

  Marco Grassi discovered a buffer overflow in the arcmsr SCSI driver which may result in local denial of service, or potentially, arbitrary code execution.

For Debian 7 Wheezy, these problems have been fixed in version 3.2.82-1. This version also includes bug fixes from upstream version 3.2.82 and updates the PREEMPT_RT featureset to version 3.2.82-rt119.

For Debian 8 Jessie, these problems have been fixed in version 3.16.36-1+deb8u2.

We recommend that you upgrade your linux packages.

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS