Amazon Linux 2023 Security Advisory: ALAS2023LIVEPATCH-2025-043
Advisory Released Date: 2025-04-29
Advisory Updated Date: 2025-04-29
Severity:
Important
Issue Overview:
In the Linux kernel, the following vulnerability has been resolved:
netem: Update sch->q.qlen before qdisc_tree_reduce_backlog() (CVE-2025-21703)
Affected Packages:
kernel-livepatch-6.1.128-136.201
Issue Correction:
Please ensure you have live patching enabled. Run dnf update kernel-livepatch-6.1.128-136.201 --releasever latest or dnf update --advisory ALAS2023LIVEPATCH-2025-043 --releasever latest 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:
kernel-livepatch-6.1.128-136.201-1.0-5.amzn2023.aarch64
src:
kernel-livepatch-6.1.128-136.201-1.0-5.amzn2023.src
x86_64:
kernel-livepatch-6.1.128-136.201-1.0-5.amzn2023.x86_64