Amazon Linux 2023 Security Advisory: ALAS2023-2026-1400
Advisory Released Date: 2026-02-05
Advisory Updated Date: 2026-03-16
Severity:
Medium
Issue Overview:
SSH Agent servers do not validate the size of messages when processing new identity requests, which may cause the program to panic if the message is malformed due to an out of bounds read. (CVE-2025-47914)
SSH servers parsing GSSAPI authentication requests do not validate the number of mechanisms specified in the request, allowing an attacker to cause unbounded memory consumption. (CVE-2025-58181)
Affected Packages:
nerdctl
Issue Correction:
Run dnf update nerdctl --releasever 2023.10.20260202 or dnf update --advisory ALAS2023-2026-1400 --releasever 2023.10.20260202 to update your system.
More information on how to update your system can be found on this page: Amazon Linux 2023 documentation
New Packages:
aarch64:
nerdctl-2.2.1-1.amzn2023.0.1.aarch64
src:
nerdctl-2.2.1-1.amzn2023.0.1.src
x86_64:
nerdctl-2.2.1-1.amzn2023.0.1.x86_64
Changelog:
2026-03-11: CVE-2025-47914 was added to this advisory.