Improper Access Control Affecting perf-debuginfo package, versions <0:4.4.35-33.55.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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Start learning- Snyk IDSNYK-AMZN201803-PERFDEBUGINFO-1703703
- published27 Sept 2021
- disclosed28 Nov 2016
Introduced: 28 Nov 2016
CVE-2016-8645 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2018.03 perf-debuginfo to version 0:4.4.35-33.55.amzn1 or higher.
This issue was patched in ALAS-2016-772.
NVD Description
Note: Versions mentioned in the description apply only to the upstream perf-debuginfo package and not the perf-debuginfo package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.
The TCP stack in the Linux kernel before 4.8.10 mishandles skb truncation, which allows local users to cause a denial of service (system crash) via a crafted application that makes sendto system calls, related to net/ipv4/tcp_ipv4.c and net/ipv6/tcp_ipv6.c.
References
- http://www.securityfocus.com/bid/94264
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ac6e780070e30e4c35bd395acfe9191e6268bdd3
- https://bugzilla.redhat.com/show_bug.cgi?id=1393904
- https://github.com/torvalds/linux/commit/ac6e780070e30e4c35bd395acfe9191e6268bdd3
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.10
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8645
- http://www.openwall.com/lists/oss-security/2016/11/11/3
- http://www.openwall.com/lists/oss-security/2016/11/30/3
- https://access.redhat.com/errata/RHSA-2017:1842
- https://access.redhat.com/errata/RHSA-2017:2077
- https://access.redhat.com/errata/RHSA-2017:2669
- http://www.securitytracker.com/id/1037285
- https://access.redhat.com/security/cve/CVE-2016-8645