CVE-2020-12770 Affecting kernel-livepatch-4.14.181-140.257 package, versions <0:1.0-0.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.59% (47th percentile)

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  • Snyk IDSNYK-AMZN2-KERNELLIVEPATCH414181140257-1680164
  • published27 Sept 2021
  • disclosed9 May 2020

Introduced: 9 May 2020

CVE-2020-12770  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 kernel-livepatch-4.14.181-140.257 to version 0:1.0-0.amzn2 or higher.
This issue was patched in ALAS2-2020-1431.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-4.14.181-140.257 package and not the kernel-livepatch-4.14.181-140.257 package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

An issue was discovered in the Linux kernel through 5.6.11. sg_write lacks an sg_remove_request call in a certain failure case, aka CID-83c6f2390040.

References

CVSS Base Scores

version 3.1