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Amazon Linux AMI 2: CVE-2018-20969: Security patch for patch (ALAS-2019-1317)

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Amazon Linux AMI 2: CVE-2018-20969: Security patch for patch (ALAS-2019-1317)

Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
08/16/2019
Created
05/08/2020
Added
04/27/2020
Modified
09/30/2022

Description

do_ed_script in pch.c in GNU patch through 2.7.6 does not block strings beginning with a ! character. NOTE: this is the same commit as for CVE-2019-13638, but the ! syntax is specific to ed, and is unrelated to a shell metacharacter.

Solution(s)

  • amazon-linux-ami-2-upgrade-patch
  • amazon-linux-ami-2-upgrade-patch-debuginfo

References

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