Vulnerability Description
The join_session_keyring function in security/keys/process_keys.c in the Linux kernel before 4.4.1 mishandles object references in a certain error case, which allows local users to gain privileges or cause a denial of service (integer overflow and use-after-free) via crafted keyctl commands.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Android | 4.0 | |
| Hp | Server Migration Pack | <= 7.5 |
| Linux | Linux Kernel | >= 3.8, < 3.10.95 |
| Debian | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 12.04 |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=23567fVendor Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176484.hMailing ListThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176194.htMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00026.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00012.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00033.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00034.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00035.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00038.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00039.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00040.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00041.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00043.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00044.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00045.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2016-0728?
CVE-2016-0728 is a vulnerability with a CVSS score of 7.8 (HIGH). The join_session_keyring function in security/keys/process_keys.c in the Linux kernel before 4.4.1 mishandles object references in a certain error case, which allows local users to gain privileges or ...
How severe is CVE-2016-0728?
CVE-2016-0728 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-0728?
Check the references section above for vendor advisories and patch information. Affected products include: Google Android, Hp Server Migration Pack, Linux Linux Kernel, Debian Debian Linux, Canonical Ubuntu Linux.