Vulnerability Description
Race condition in net/packet/af_packet.c in the Linux kernel before 4.9.13 allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a multithreaded application that makes PACKET_FANOUT setsockopt system calls.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.1, < 3.2.87 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d199faPatchVendor Advisory
- http://www.debian.org/security/2017/dsa-3804Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.13PatchRelease NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2017/02/28/6Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/96508Third Party AdvisoryVDB Entry
- https://github.com/torvalds/linux/commit/d199fab63c11998a602205f7ee7ff7c05c97164PatchVendor Advisory
- https://source.android.com/security/bulletin/2017-09-01Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d199faPatchVendor Advisory
- http://www.debian.org/security/2017/dsa-3804Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.13PatchRelease NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2017/02/28/6Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/96508Third Party AdvisoryVDB Entry
- https://github.com/torvalds/linux/commit/d199fab63c11998a602205f7ee7ff7c05c97164PatchVendor Advisory
- https://source.android.com/security/bulletin/2017-09-01Third Party Advisory
FAQ
What is CVE-2017-6346?
CVE-2017-6346 is a vulnerability with a CVSS score of 7.0 (HIGH). Race condition in net/packet/af_packet.c in the Linux kernel before 4.9.13 allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a multithreade...
How severe is CVE-2017-6346?
CVE-2017-6346 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-2017-6346?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.