Vulnerability Description
The KEYS subsystem in the Linux kernel before 4.10.13 allows local users to cause a denial of service (memory consumption) via a series of KEY_REQKEY_DEFL_THREAD_KEYRING keyctl_set_reqkey_keyring calls.
CVSS Score
5.5
MEDIUM
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 4.10.12 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c9f838Issue TrackingPatchThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html
- http://openwall.com/lists/oss-security/2017/05/11/1Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/98422
- http://www.securitytracker.com/id/1038471
- https://access.redhat.com/errata/RHSA-2018:0151
- https://access.redhat.com/errata/RHSA-2018:0152
- https://access.redhat.com/errata/RHSA-2018:0181
- https://bugzilla.novell.com/show_bug.cgi?id=1034862Issue TrackingPatch
- https://bugzilla.redhat.com/show_bug.cgi?id=1442086Issue TrackingPatch
- https://github.com/torvalds/linux/commit/c9f838d104fed6f2f61d68164712e3204bf5271Issue TrackingPatchThird Party Advisory
- https://lkml.org/lkml/2017/4/1/235Broken Link
- https://lkml.org/lkml/2017/4/3/724Broken Link
- https://www.exploit-db.com/exploits/42136/
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.13Release NotesVendor Advisory
FAQ
What is CVE-2017-7472?
CVE-2017-7472 is a vulnerability with a CVSS score of 5.5 (MEDIUM). The KEYS subsystem in the Linux kernel before 4.10.13 allows local users to cause a denial of service (memory consumption) via a series of KEY_REQKEY_DEFL_THREAD_KEYRING keyctl_set_reqkey_keyring call...
How severe is CVE-2017-7472?
CVE-2017-7472 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-2017-7472?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.