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Amazon Linux AMI: CVE-2021-28831: Security patch for busybox (ALAS-2021-1496)

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Amazon Linux AMI: CVE-2021-28831: Security patch for busybox (ALAS-2021-1496)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
03/19/2021
Created
05/13/2021
Added
05/11/2021
Modified
10/14/2022

Description

decompress_gunzip.c in BusyBox through 1.32.1 mishandles the error bit on the huft_build result pointer, with a resultant invalid free or segmentation fault, via malformed gzip data.

Solution(s)

  • amazon-linux-upgrade-busybox

References

  • ALAS-2021-1496
  • CVE-2021-28831
  • USN-5179-1
  • USN-5179-2

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