Improper Resource Shutdown or Release Affecting kernel-uek-debug-devel package, versions <0:4.1.12-124.67.3.el7uek
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-ORACLE7-KERNELUEKDEBUGDEVEL-3039949
- published10 Apr 2022
- disclosed11 May 2017
Introduced: 11 May 2017
CVE-2017-7472 (opens in a new tab)How to fix?
Upgrade Oracle:7 kernel-uek-debug-devel to version 0:4.1.12-124.67.3.el7uek or higher.
This issue was patched in ELSA-2022-9852.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-uek-debug-devel package and not the kernel-uek-debug-devel package as distributed by Oracle.
See How to fix? for Oracle:7 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
- https://linux.oracle.com/cve/CVE-2017-7472.html
- https://linux.oracle.com/errata/ELSA-2018-0151.html
- https://linux.oracle.com/errata/ELSA-2022-9852.html
- https://access.redhat.com/security/cve/CVE-2017-7472
- 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
- https://www.exploit-db.com/exploits/42136