Resource Exhaustion Affecting kernel-debug package, versions *
Threat Intelligence
Snyk has a published code exploit for this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS6-KERNELDEBUG-1987866
- published26 Jul 2021
- disclosed1 Apr 2017
Introduced: 1 Apr 2017
CVE-2017-7472 (opens in a new tab)How to fix?
There is no fixed version for Centos:6 kernel-debug.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug package and not the kernel-debug package as distributed by Centos.
See How to fix? for Centos:6 relevant fixed versions and status.
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.
References
- http://www.securityfocus.com/bid/98422
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c9f838d104fed6f2f61d68164712e3204bf5271b
- http://openwall.com/lists/oss-security/2017/05/11/1
- 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.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.13
- https://access.redhat.com/security/cve/CVE-2017-7472
- https://www.exploit-db.com/exploits/42136/
- https://access.redhat.com/errata/RHSA-2018:0151
- https://access.redhat.com/errata/RHSA-2018:0152
- https://access.redhat.com/errata/RHSA-2018:0181
- http://www.securitytracker.com/id/1038471
- http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html
- https://www.exploit-db.com/exploits/42136