[SECURITY] [DLA 378-1] linux-2.6 security update

Package        : linux-2.6
Version        : 2.6.32-48squeeze18
CVE ID         : CVE-2015-7550 CVE-2015-8543 CVE-2015-8575
Debian Bug     : #808293

This update fixes the CVEs described below.

CVE-2015-7550

Dmitry Vyukov discovered a race condition in the keyring subsystem
    that allows a local user to cause a denial of service (crash).

CVE-2015-8543

It was discovered that a local user permitted to create raw sockets
    could cause a denial-of-service by specifying an invalid protocol
    number for the socket. The attacker must have the CAP_NET_RAW
    capability.

CVE-2015-8575

David Miller discovered a flaw in the Bluetooth SCO sockets
    implementation that leads to an information leak to local users.

In addition, this update fixes a regression in the previous update:

#808293

A regression in the UDP implementation prevented freeradius and
    some other applications from receiving data.

For the oldoldstable distribution (squeeze), these problems have been
fixed in version 2.6.32-48squeeze18.

For the oldstable distribution (wheezy), these problems have been
fixed in version 3.2.73-2+deb7u2.

For the stable distribution (jessie), these problems have been fixed
in version 3.16.7-ckt20-1+deb8u2 or earlier.

–
Ben Hutchings - Debian developer, member of Linux kernel and LTS teams

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