Vulnerability Description
The aio_mount function in fs/aio.c in the Linux kernel before 4.7.7 does not properly restrict execute access, which makes it easier for local users to bypass intended SELinux W^X policy restrictions, and consequently gain privileges, via an io_setup system call.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 3.16.43 |
| Android | <= 7.1.1 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=22f6b4Issue TrackingPatchThird Party Advisory
- http://source.android.com/security/bulletin/2017-02-01.htmlPatchThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.7Release NotesVendor Advisory
- http://www.securityfocus.com/bid/96122Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037798Third Party AdvisoryVDB Entry
- https://github.com/torvalds/linux/commit/22f6b4d34fcf039c63a94e7670e0da24f8575a5Issue TrackingPatchThird Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=22f6b4Issue TrackingPatchThird Party Advisory
- http://source.android.com/security/bulletin/2017-02-01.htmlPatchThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.7Release NotesVendor Advisory
- http://www.securityfocus.com/bid/96122Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037798Third Party AdvisoryVDB Entry
- https://github.com/torvalds/linux/commit/22f6b4d34fcf039c63a94e7670e0da24f8575a5Issue TrackingPatchThird Party Advisory
FAQ
What is CVE-2016-10044?
CVE-2016-10044 is a vulnerability with a CVSS score of 7.8 (HIGH). The aio_mount function in fs/aio.c in the Linux kernel before 4.7.7 does not properly restrict execute access, which makes it easier for local users to bypass intended SELinux W^X policy restrictions,...
How severe is CVE-2016-10044?
CVE-2016-10044 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-2016-10044?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Google Android.