Vulnerability Description
The snd_msndmidi_input_read function in sound/isa/msnd/msnd_midi.c in the Linux kernel through 4.11.7 allows local users to cause a denial of service (over-boundary access) or possibly have unspecified other impact by changing the value of a message queue head pointer between two kernel reads of that value, aka a "double fetch" vulnerability.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 3.18.71 |
| Canonical | Ubuntu Linux | 14.04 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=20e2b7Vendor Advisory
- http://www.securityfocus.com/bid/99335Third Party AdvisoryVDB Entry
- https://bugzilla.kernel.org/show_bug.cgi?id=196133Issue Tracking
- https://github.com/torvalds/linux/commit/20e2b791796bd68816fa115f12be5320de2b802Third Party Advisory
- https://usn.ubuntu.com/3754-1/Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=20e2b7Vendor Advisory
- http://www.securityfocus.com/bid/99335Third Party AdvisoryVDB Entry
- https://bugzilla.kernel.org/show_bug.cgi?id=196133Issue Tracking
- https://github.com/torvalds/linux/commit/20e2b791796bd68816fa115f12be5320de2b802Third Party Advisory
- https://usn.ubuntu.com/3754-1/Third Party Advisory
FAQ
What is CVE-2017-9985?
CVE-2017-9985 is a vulnerability with a CVSS score of 7.8 (HIGH). The snd_msndmidi_input_read function in sound/isa/msnd/msnd_midi.c in the Linux kernel through 4.11.7 allows local users to cause a denial of service (over-boundary access) or possibly have unspecifie...
How severe is CVE-2017-9985?
CVE-2017-9985 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-2017-9985?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux.