CVE-2016-2543

Published: Apr 27, 2016Modified: May 6, 2026

6.2

Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 2.5 / Impact: 3.6

Source: NVD

Description

The snd_seq_ioctl_remove_events function in sound/core/seq/seq_clientmgr.c in the Linux kernel before 4.4.1 does not verify FIFO assignment before proceeding with FIFO clearing, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted ioctl call.

Affected (1)

Products: Linux: Linux Kernel

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	Up to 4.4

References (40)

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=030e2c78d3a91dd0d27fef37e91950dde333eba1

Source: cve@mitre.org

Vendor Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html

Source: cve@mitre.org

http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html

Source: cve@mitre.org

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html

Source: cve@mitre.org

http://www.debian.org/security/2016/dsa-3503

Source: cve@mitre.org

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1

Source: cve@mitre.org

Vendor Advisory

http://www.openwall.com/lists/oss-security/2016/01/19/1

Source: cve@mitre.org

http://www.securityfocus.com/bid/83377

Source: cve@mitre.org

http://www.securitytracker.com/id/1035304

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2929-1

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2929-2

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2930-1

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2930-2

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2930-3

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2931-1

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2932-1

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2967-1

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2967-2

Source: cve@mitre.org

https://bugzilla.redhat.com/show_bug.cgi?id=1311554

Source: cve@mitre.org

https://github.com/torvalds/linux/commit/030e2c78d3a91dd0d27fef37e91950dde333eba1

Source: cve@mitre.org

PatchVendor Advisory

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=030e2c78d3a91dd0d27fef37e91950dde333eba1

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.debian.org/security/2016/dsa-3503

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

http://www.openwall.com/lists/oss-security/2016/01/19/1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.securityfocus.com/bid/83377

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.securitytracker.com/id/1035304

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-2929-1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-2929-2

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-2930-1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-2930-2

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-2930-3

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-2931-1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-2932-1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-2967-1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.ubuntu.com/usn/USN-2967-2

Source: af854a3a-2127-422b-91ae-364da2661108

https://bugzilla.redhat.com/show_bug.cgi?id=1311554

Source: af854a3a-2127-422b-91ae-364da2661108

https://github.com/torvalds/linux/commit/030e2c78d3a91dd0d27fef37e91950dde333eba1

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

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