CVE-2016-5243
Moderate
CVE-2016-5243
The tipc_nl_compat_link_dump function in net/tipc/netlink_compat.c in the Linux kernel through 4.6.3 does not properly copy a certain string, which allows local users to obtain sensitive information from kernel stack memory by reading a Netlink message.
Exploit probability
0.5%
Published
June 27, 2016
Required by
Not available
Last source change
April 16, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2016-5243
View original source
The tipc_nl_compat_link_dump function in net/tipc/netlink_compat.c in the Linux kernel through 4.6.3 does not properly copy a certain string, which allows local users to obtain sensitive information from kernel stack memory by reading a Netlink message.
05 / REFERENCES
Further evidence
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5d2be1422e02ccd697ccfcd45c85b4a26e6178e2
- http://www.debian.org/security/2016/dsa-3607
- http://www.openwall.com/lists/oss-security/2016/06/03/4
- http://www.securityfocus.com/bid/91334
- http://www.ubuntu.com/usn/USN-3049-1
- http://www.ubuntu.com/usn/USN-3050-1
- http://www.ubuntu.com/usn/USN-3051-1
- http://www.ubuntu.com/usn/USN-3052-1
- http://www.ubuntu.com/usn/USN-3053-1
- http://www.ubuntu.com/usn/USN-3054-1
- http://www.ubuntu.com/usn/USN-3055-1
- http://www.ubuntu.com/usn/USN-3056-1
- http://www.ubuntu.com/usn/USN-3057-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1343335
- https://github.com/torvalds/linux/commit/5d2be1422e02ccd697ccfcd45c85b4a26e6178e2
- https://patchwork.ozlabs.org/patch/629100/