Vulnerability Details : 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.
Vulnerability category: Information leak
Products affected by CVE-2016-5243
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-5243
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 8 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-5243
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2016-5243
-
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-5243
-
http://www.ubuntu.com/usn/USN-3056-1
USN-3056-1: Linux kernel (Raspberry Pi 2) vulnerabilities | Ubuntu security notices
-
http://www.ubuntu.com/usn/USN-3055-1
USN-3055-1: Linux kernel vulnerabilities | Ubuntu security notices
-
http://www.ubuntu.com/usn/USN-3051-1
USN-3051-1: Linux kernel (Trusty HWE) vulnerabilities | Ubuntu security notices
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http://www.openwall.com/lists/oss-security/2016/06/03/4
oss-security - Re: CVE Request: tipc: an infoleak in tipc_nl_compat_link_dump
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https://patchwork.ozlabs.org/patch/629100/
tipc: fix an infoleak in tipc_nl_compat_link_dump - PatchworkPatch
-
http://www.ubuntu.com/usn/USN-3050-1
USN-3050-1: Linux kernel (OMAP4) vulnerabilities | Ubuntu security notices
-
https://bugzilla.redhat.com/show_bug.cgi?id=1343335
1343335 – (CVE-2016-5243) CVE-2016-5243 kernel: Information leak in tipc_nl_compat_link_dump
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http://www.ubuntu.com/usn/USN-3052-1
USN-3052-1: Linux kernel vulnerabilities | Ubuntu security notices
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https://github.com/torvalds/linux/commit/5d2be1422e02ccd697ccfcd45c85b4a26e6178e2
tipc: fix an infoleak in tipc_nl_compat_link_dump · torvalds/linux@5d2be14 · GitHubVendor Advisory
-
http://www.ubuntu.com/usn/USN-3057-1
USN-3057-1: Linux kernel (Qualcomm Snapdragon) vulnerabilities | Ubuntu security notices
-
http://www.securityfocus.com/bid/91334
Linux Kernel CVE-2016-5243 Local Information Disclosure Vulnerability
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http://www.ubuntu.com/usn/USN-3049-1
USN-3049-1: Linux kernel vulnerabilities | Ubuntu security notices
-
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5d2be1422e02ccd697ccfcd45c85b4a26e6178e2
kernel/git/torvalds/linux.git - Linux kernel source treeVendor Advisory
-
http://www.ubuntu.com/usn/USN-3054-1
USN-3054-1: Linux kernel (Xenial HWE) vulnerabilities | Ubuntu security notices
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http://www.ubuntu.com/usn/USN-3053-1
USN-3053-1: Linux kernel (Vivid HWE) vulnerabilities | Ubuntu security notices
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http://www.debian.org/security/2016/dsa-3607
Debian -- Security Information -- DSA-3607-1 linux
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