Vulnerability Description
kernel/bpf/verifier.c in the Linux kernel through 4.14.8 allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact by leveraging the lack of stack-pointer alignment enforcement.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.14, < 4.14.9 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a5ec6aVendor Advisory
- http://www.openwall.com/lists/oss-security/2017/12/21/2Mailing ListThird Party Advisory
- https://github.com/torvalds/linux/commit/a5ec6ae161d72f01411169a938fa5f8baea16e8PatchThird Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a5ec6aVendor Advisory
- http://www.openwall.com/lists/oss-security/2017/12/21/2Mailing ListThird Party Advisory
- https://github.com/torvalds/linux/commit/a5ec6ae161d72f01411169a938fa5f8baea16e8PatchThird Party Advisory
FAQ
What is CVE-2017-17856?
CVE-2017-17856 is a vulnerability with a CVSS score of 7.8 (HIGH). kernel/bpf/verifier.c in the Linux kernel through 4.14.8 allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact by leveraging the lack of stack-p...
How severe is CVE-2017-17856?
CVE-2017-17856 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-2017-17856?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux.