Out-of-Bounds Affecting kernel-rt-devel package, versions <0:3.10.0-514.26.1.rt56.442.el7
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-CENTOS7-KERNELRTDEVEL-2083090
- published26 Jul 2021
- disclosed19 Jun 2017
Introduced: 19 Jun 2017
CVE-2017-1000364 (opens in a new tab)How to fix?
Upgrade Centos:7 kernel-rt-devel to version 0:3.10.0-514.26.1.rt56.442.el7 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-devel package and not the kernel-rt-devel package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
An issue was discovered in the size of the stack guard page on Linux, specifically a 4k stack guard page is not sufficiently large and can be "jumped" over (the stack guard page is bypassed), this affects Linux Kernel versions 4.11.5 and earlier (the stackguard page was introduced in 2010).
References
- http://www.securityfocus.com/bid/99130
- https://kc.mcafee.com/corporate/index?page=content&id=SB10205
- https://kc.mcafee.com/corporate/index?page=content&id=SB10207
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03800en_us
- https://www.suse.com/security/cve/CVE-2017-1000364/
- https://www.suse.com/support/kb/doc/?id=7020973
- https://access.redhat.com/security/cve/CVE-2017-1000364
- http://www.debian.org/security/2017/dsa-3886
- https://www.exploit-db.com/exploits/45625/
- https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt
- https://access.redhat.com/errata/RHSA-2017:1616
- http://www.securitytracker.com/id/1038724
- https://www.exploit-db.com/exploits/45625