CVE-2017-7472
Moderate
CVE-2017-7472
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.
Exploit probability
2.3%
Published
May 11, 2017
Required by
Not available
Last source change
April 16, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2017-7472
View original source
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.
05 / REFERENCES
Further evidence
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c9f838d104fed6f2f61d68164712e3204bf5271b
- http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html
- http://openwall.com/lists/oss-security/2017/05/11/1
- 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=1034862
- https://bugzilla.redhat.com/show_bug.cgi?id=1442086
- https://github.com/torvalds/linux/commit/c9f838d104fed6f2f61d68164712e3204bf5271b
- https://lkml.org/lkml/2017/4/1/235
- https://lkml.org/lkml/2017/4/3/724
- https://www.exploit-db.com/exploits/42136/
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.13