Information disclosure in Linux Kernel
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 class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (41.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 41.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.ubuntu.com/usn/USN-3054-1 (vendor-advisory)
- www.openwall.com/lists/oss-security/2016/06/03/4 (mailing-list)
- www.ubuntu.com/usn/USN-3051-1 (vendor-advisory)
- github.com/torvalds/linux/commit/5d2be1422e02ccd697ccfcd45c85b4a26e6178e2 (Vendor Advisory)
- www.ubuntu.com/usn/USN-3053-1 (vendor-advisory)
- patchwork.ozlabs.org/patch/629100/ (Patch)
- www.ubuntu.com/usn/USN-3055-1 (vendor-advisory)
- www.ubuntu.com/usn/USN-3056-1 (vendor-advisory)
- www.ubuntu.com/usn/USN-3052-1 (vendor-advisory)
- www.ubuntu.com/usn/USN-3049-1 (vendor-advisory)
Frequently asked questions
- What is CVE-2016-5243?
- CVE-2016-5243 is a medium-severity vulnerability in Linux Kernel, classified under Information Disclosure. CVSS score: 5.5/10. Published 2016-06-27.
- How severe is CVE-2016-5243?
- Medium severity. CVSS v3 base score is 5.5 out of 10.