Vulnerability Description
Race condition in kernel/ucount.c in the Linux kernel through 4.10.2 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via crafted system calls that leverage certain decrement behavior that causes incorrect interaction between put_ucounts and get_ucounts.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.9, < 4.9.16 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=040757Issue TrackingPatchThird Party Advisory
- http://www.securityfocus.com/bid/96856Third Party AdvisoryVDB Entry
- https://github.com/torvalds/linux/commit/040757f738e13caaa9c5078bca79aa97e11dde8Issue TrackingPatchThird Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=040757Issue TrackingPatchThird Party Advisory
- http://www.securityfocus.com/bid/96856Third Party AdvisoryVDB Entry
- https://github.com/torvalds/linux/commit/040757f738e13caaa9c5078bca79aa97e11dde8Issue TrackingPatchThird Party Advisory
FAQ
What is CVE-2017-6874?
CVE-2017-6874 is a vulnerability with a CVSS score of 7.0 (HIGH). Race condition in kernel/ucount.c in the Linux kernel through 4.10.2 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via cra...
How severe is CVE-2017-6874?
CVE-2017-6874 has been rated HIGH with a CVSS base score of 7.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-6874?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.