Vulnerability Description
sound/core/timer.c in the Linux kernel before 4.4.1 uses an incorrect type of mutex, which allows local users to cause a denial of service (race condition, use-after-free, and system crash) via a crafted ioctl call.
CVSS Score
5.1
MEDIUM
CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 4.4 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=af3680Patch
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
- http://www.debian.org/security/2016/dsa-3503
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1PatchVendor Advisory
- http://www.openwall.com/lists/oss-security/2016/01/19/1Patch
- http://www.securityfocus.com/bid/83384
- http://www.securitytracker.com/id/1035301
- http://www.ubuntu.com/usn/USN-2929-1
- http://www.ubuntu.com/usn/USN-2929-2
- http://www.ubuntu.com/usn/USN-2930-1
- http://www.ubuntu.com/usn/USN-2930-2
- http://www.ubuntu.com/usn/USN-2930-3
- http://www.ubuntu.com/usn/USN-2931-1
FAQ
What is CVE-2016-2546?
CVE-2016-2546 is a vulnerability with a CVSS score of 5.1 (MEDIUM). sound/core/timer.c in the Linux kernel before 4.4.1 uses an incorrect type of mutex, which allows local users to cause a denial of service (race condition, use-after-free, and system crash) via a craf...
How severe is CVE-2016-2546?
CVE-2016-2546 has been rated MEDIUM with a CVSS base score of 5.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-2546?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.