CVE-2016-4951

The tipc_nl_publ_dump function in net/tipc/socket.c in the Linux kernel through 4.6 does not verify socket existence, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via a dumpit operation.

Score

CVSS 3.1 7.8 High

Status

Modified - cve@mitre.org

Published

2016-05-23

Last modified

2024-08-06

Affected products

• Ubuntu Linux (Canonical)
• Linux Kernel (Linux)
• Linux (Oracle)

References

• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=45e093ae2830cd1264677d47ff9a95a71f5d9f9c
• http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
• http://lists.openwall.net/netdev/2016/05/14/28
• http://www.openwall.com/lists/oss-security/2016/05/21/2
• http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
• http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html
• http://www.ubuntu.com/usn/USN-3016-1
• http://www.ubuntu.com/usn/USN-3016-2
• http://www.ubuntu.com/usn/USN-3016-3
• http://www.ubuntu.com/usn/USN-3016-4
• http://www.ubuntu.com/usn/USN-3017-1
• http://www.ubuntu.com/usn/USN-3017-2
• http://www.ubuntu.com/usn/USN-3017-3
• http://www.ubuntu.com/usn/USN-3020-1
• https://github.com/torvalds/linux/commit/45e093ae2830cd1264677d47ff9a95a71f5d9f9c