Information disclosure in Linux Kernel
CVE-2016-4486
The rtnl_fill_link_ifmap function in net/core/rtnetlink.c in the Linux kernel before 4.5.5 does not initialize a certain data structure, 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 3.3 (Low). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.017 (76.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- Linux Kernel
- Novell SUSE Linux Enterprise Debuginfo — versions 11.0
- Novell SUSE Linux Enterprise Desktop — versions 12.0
- Novell SUSE Linux Enterprise Live Patching — versions 12.0
- Novell SUSE Linux Enterprise Module For Public Cloud — versions 12.0
- Novell SUSE Linux Enterprise Real Time Extension — versions 12.0
- Novell SUSE Linux Enterprise Server — versions 11.0, 12.0
- Novell SUSE Linux Enterprise Software Development Kit — versions 11.0, 12.0
- Novell SUSE Linux Enterprise Workstation Extension — versions 12.0
- Canonical Ubuntu Linux — versions 12.04, 14.04, 15.10
Weakness classification (CWE)
Public proof-of-concept exploits
References
- lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html (vendor-advisory, Third Party Advisory)
- www.ubuntu.com/usn/USN-3006-1 (vendor-advisory, Third Party Advisory)
- www.ubuntu.com/usn/USN-3004-1 (vendor-advisory, Third Party Advisory)
- www.ubuntu.com/usn/USN-3001-1 (vendor-advisory, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (VDB Entry, Third Party Advisory, Issue Tracking)
- lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html (vendor-advisory, Third Party Advisory)
- github.com/torvalds/linux/commit/5f8e44741f9f216e33736ea4ec65ca9ac03036e6 (Vendor Advisory)
- www.securityfocus.com/bid/90051 (vdb-entry)
- www.ubuntu.com/usn/USN-3005-1 (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html (vendor-advisory)
Frequently asked questions
- What is CVE-2016-4486?
- CVE-2016-4486 is a low-severity vulnerability in Linux Kernel, classified under Information Disclosure. CVSS score: 3.3/10. Published 2016-05-23.
- How severe is CVE-2016-4486?
- Low severity. CVSS v3 base score is 3.3 out of 10.
- Is CVE-2016-4486 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.