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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a Linux kernel before 4.10.13
Linux kernel before 4.10.13affected
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c9f838d104fed6f2f61d68164712e3204bf5271b ↗
- https://lkml.org/lkml/2017/4/3/724 ↗
- https://access.redhat.com/errata/RHSA-2018:0181 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=1442086 ↗
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.13 ↗
- http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html ↗
- https://access.redhat.com/errata/RHSA-2018:0152 ↗
- https://github.com/torvalds/linux/commit/c9f838d104fed6f2f61d68164712e3204bf5271b ↗
- http://www.securityfocus.com/bid/98422 ↗
- http://www.securitytracker.com/id/1038471 ↗
- https://bugzilla.novell.com/show_bug.cgi?id=1034862 ↗
- https://www.exploit-db.com/exploits/42136/ ↗
- http://openwall.com/lists/oss-security/2017/05/11/1 ↗
- https://access.redhat.com/errata/RHSA-2018:0151 ↗
- https://lkml.org/lkml/2017/4/1/235 ↗