Vulnerability Description
The llc_cmsg_rcv function in net/llc/af_llc.c in the Linux kernel before 4.5.5 does not initialize a certain data structure, which allows attackers to obtain sensitive information from kernel stack memory by reading a message.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Novell | Suse Linux Enterprise Software Development Kit | 11.0 |
| Novell | Suse Linux Enterprise Debuginfo | 11 |
| Novell | Suse Linux Enterprise Server | 11 |
| Canonical | Ubuntu Linux | 12.04 |
| Linux | Linux Kernel | <= 4.5.4 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b8670cPatchVendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
- http://www.debian.org/security/2016/dsa-3607
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5Release Notes
- http://www.openwall.com/lists/oss-security/2016/05/04/26Mailing List
- http://www.securityfocus.com/bid/90015
- http://www.ubuntu.com/usn/USN-2989-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2996-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2997-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2998-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3000-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3001-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3002-1Third Party Advisory
FAQ
What is CVE-2016-4485?
CVE-2016-4485 is a vulnerability with a CVSS score of 7.5 (HIGH). The llc_cmsg_rcv function in net/llc/af_llc.c in the Linux kernel before 4.5.5 does not initialize a certain data structure, which allows attackers to obtain sensitive information from kernel stack me...
How severe is CVE-2016-4485?
CVE-2016-4485 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-4485?
Check the references section above for vendor advisories and patch information. Affected products include: Novell Suse Linux Enterprise Software Development Kit, Novell Suse Linux Enterprise Debuginfo, Novell Suse Linux Enterprise Server, Canonical Ubuntu Linux, Linux Linux Kernel.