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Amazon Linux AMI 2: CVE-2021-4217: Security patch for unzip (ALAS-2023-1906)

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Amazon Linux AMI 2: CVE-2021-4217: Security patch for unzip (ALAS-2023-1906)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
08/24/2022
Created
01/25/2023
Added
01/24/2023
Modified
01/24/2023

Description

A flaw was found in unzip. The vulnerability occurs due to improper handling of Unicode strings, which can lead to a null pointer dereference. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution.

Solution(s)

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

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