Amazon Linux 2 Security Advisory: ALAS-2023-2247
Advisory Release Date: 2023-09-13 23:44 Pacific
Advisory Updated Date: 2023-09-20 19:40 Pacific
Severity:
Low
Issue Overview:
A flaw was found in shadow-utils. When asking for a new password, shadow-utils asks the password twice. If the password fails on the second attempt, shadow-utils fails in cleaning the buffer used to store the first entry. This may allow an attacker with enough access to retrieve the password from the memory. (CVE-2023-4641)
Affected Packages:
shadow-utils
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update shadow-utils to update your system.
New Packages:
aarch64:
shadow-utils-4.1.5.1-24.amzn2.0.3.aarch64
shadow-utils-debuginfo-4.1.5.1-24.amzn2.0.3.aarch64
i686:
shadow-utils-4.1.5.1-24.amzn2.0.3.i686
shadow-utils-debuginfo-4.1.5.1-24.amzn2.0.3.i686
src:
shadow-utils-4.1.5.1-24.amzn2.0.3.src
x86_64:
shadow-utils-4.1.5.1-24.amzn2.0.3.x86_64
shadow-utils-debuginfo-4.1.5.1-24.amzn2.0.3.x86_64