Information Exposure Affecting kernel package, versions <0:4.1.17-22.30.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.16% (54th percentile)

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  • Snyk IDSNYK-AMZN201803-KERNEL-1693570
  • published27 Sept 2021
  • disclosed8 Feb 2016

Introduced: 8 Feb 2016

CVE-2016-0723  (opens in a new tab)
CWE-200  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel to version 0:4.1.17-22.30.amzn1 or higher.
This issue was patched in ALAS-2016-648.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel package and not the kernel package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

Race condition in the tty_ioctl function in drivers/tty/tty_io.c in the Linux kernel through 4.4.1 allows local users to obtain sensitive information from kernel memory or cause a denial of service (use-after-free and system crash) by making a TIOCGETD ioctl call during processing of a TIOCSETD ioctl call.

References

CVSS Scores

version 3.1