Linux kernel sound/core/hrtimer. c DoS Vulnerability (CVE-2016-2549)

Linux kernel sound/core/hrtimer. c DoS Vulnerability (CVE-2016-2549)
Linux kernel sound/core/hrtimer. c DoS Vulnerability (CVE-2016-2549)

Release date:
Updated on:

Affected Systems:

Linux kernel < 4.4.1

Description:

CVE (CAN) ID: CVE-2016-2549

Linux Kernel is the Kernel of the Linux operating system.

In versions earlier than Linux kernel 4.4.1, sound/core/hrtimer. c does not prevent recursive callback access and has a security vulnerability. By using ioctl, local attackers can cause DoS attacks.

<* Source: Andrej Nemec
　
*>

Suggestion:

Vendor patch:

Linux
-----
The vendor has released a patch to fix this security problem. Please download it from the vendor's homepage:

Https://github.com/torvalds/linux/commit/2ba1fe7a06d3624f9a7586d672b55f08f7c670f3
Http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1
Http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit? Id = 2ba1fe7a06d3624f9a7586d672b55f08f7c670f3
Https://bugzilla.redhat.com/show_bug.cgi? Id = 1311570

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