CVE-2017-18232 Affecting perf package, versions <0:4.9.93-41.60.amzn1
Threat Intelligence
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-AMZN201803-PERF-1712508
- published27 Sept 2021
- disclosed15 Mar 2018
Introduced: 15 Mar 2018
CVE-2017-18232 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2018.03 perf to version 0:4.9.93-41.60.amzn1 or higher.
This issue was patched in ALAS-2018-993.
NVD Description
Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.
The Serial Attached SCSI (SAS) implementation in the Linux kernel through 4.15.9 mishandles a mutex within libsas, which allows local users to cause a denial of service (deadlock) by triggering certain error-handling code.
References
- http://www.securityfocus.com/bid/103423
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18232
- https://www.debian.org/security/2018/dsa-4187
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0558f33c06bb910e2879e355192227a8e8f0219d
- https://github.com/torvalds/linux/commit/0558f33c06bb910e2879e355192227a8e8f0219d
- https://access.redhat.com/errata/RHSA-2018:3083
- https://access.redhat.com/errata/RHSA-2018:3096
- https://usn.ubuntu.com/4163-1/
- https://usn.ubuntu.com/4163-2/