Amazon Linux 2023 Security Advisory: ALAS-2023-029
Advisory Release Date: 2023-02-17 20:43 Pacific
Advisory Updated Date: 2023-02-22 23:56 Pacific
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. (CVE-2021-4217)
A flaw was found in Unzip. The vulnerability occurs during the conversion of a wide string to a local string that leads to a heap of out-of-bound write. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution. (CVE-2022-0529)
A flaw was found in Unzip. The vulnerability occurs during the conversion of a UTF-8 string to a local string that leads to a segmentation fault. This flaw allows an attacker to input a specially crafted zip file, leading to a crash or code execution. (CVE-2022-0530)
Affected Packages:
unzip
Issue Correction:
Run dnf update unzip --releasever=2023.0.20230222 to update your system.
aarch64:
unzip-debugsource-6.0-57.amzn2023.0.2.aarch64
unzip-debuginfo-6.0-57.amzn2023.0.2.aarch64
unzip-6.0-57.amzn2023.0.2.aarch64
src:
unzip-6.0-57.amzn2023.0.2.src
x86_64:
unzip-debugsource-6.0-57.amzn2023.0.2.x86_64
unzip-6.0-57.amzn2023.0.2.x86_64
unzip-debuginfo-6.0-57.amzn2023.0.2.x86_64