Vulnerability Description
drivers/hid/hid-cp2112.c in the Linux kernel 4.9.x before 4.9.9 uses a spinlock without considering that sleeping is possible in a USB HID request callback, which allows local users to cause a denial of service (deadlock) via unspecified vectors.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | 4.9 |
Related Weaknesses (CWE)
References
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.9Release NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2017/04/16/4Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/97991Third Party AdvisoryVDB Entry
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7aPatch
- https://github.com/torvalds/linux/commit/7a7b5df84b6b4e5d599c7289526eed96541a065Patch
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.9Release NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2017/04/16/4Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/97991Third Party AdvisoryVDB Entry
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7aPatch
- https://github.com/torvalds/linux/commit/7a7b5df84b6b4e5d599c7289526eed96541a065Patch
FAQ
What is CVE-2017-8071?
CVE-2017-8071 is a vulnerability with a CVSS score of 5.5 (MEDIUM). drivers/hid/hid-cp2112.c in the Linux kernel 4.9.x before 4.9.9 uses a spinlock without considering that sleeping is possible in a USB HID request callback, which allows local users to cause a denial ...
How severe is CVE-2017-8071?
CVE-2017-8071 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-8071?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.