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OpenAdvisories
High ALAS2-2026-3237 1 CVE

Important: kernel security update (Amazon Linux 2)

Published Apr 7, 2026 · Updated Apr 7, 2026

Ecosystem: Amazon Linux

Summary

Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-23066: In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recvmsg() unconditional requeue

Fixed packages 14

ReleasePackageFixed in
Amazon Linux · 2 kernel 0:4.14.355-281.714.amzn2
Amazon Linux · 2 kernel-debuginfo 0:4.14.355-281.714.amzn2
Amazon Linux · 2 kernel-debuginfo-common-aarch64 0:4.14.355-281.714.amzn2
Amazon Linux · 2 kernel-debuginfo-common-x86_64 0:4.14.355-281.714.amzn2
Amazon Linux · 2 kernel-devel 0:4.14.355-281.714.amzn2
Amazon Linux · 2 kernel-headers 0:4.14.355-281.714.amzn2
Amazon Linux · 2 kernel-livepatch-4.14.355-281.714 0:1.0-0.amzn2
Amazon Linux · 2 kernel-tools 0:4.14.355-281.714.amzn2
Amazon Linux · 2 kernel-tools-debuginfo 0:4.14.355-281.714.amzn2
Amazon Linux · 2 kernel-tools-devel 0:4.14.355-281.714.amzn2
Amazon Linux · 2 perf 0:4.14.355-281.714.amzn2
Amazon Linux · 2 perf-debuginfo 0:4.14.355-281.714.amzn2
Amazon Linux · 2 python-perf 0:4.14.355-281.714.amzn2
Amazon Linux · 2 python-perf-debuginfo 0:4.14.355-281.714.amzn2

Vulnerabilities 1

  • High 7.8
    CVE-2026-23066

    rxrpc: Fix recvmsg() unconditional requeue

    In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recvmsg() unconditional requeue If rxrpc_recvmsg() fails because MSG_DONTWAIT was specified but the call at the front of the recvmsg queue already has its mutex locked, it requeues…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux

References

  • web
    https://alas.aws.amazon.com/cve/html/CVE-2026-23066.html