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OpenAdvisories
High ALAS2-2026-3367 1 CVE

Important: libnfs security update (Amazon Linux 2)

Published Jun 22, 2026 · Updated Jun 22, 2026

Summary

Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2026-53689: libnfs through 6.0.2 before 55c18ea does not validate a string size, leading to an integer overflow during a connection to a crafted NFS server. This occurs in libnfs_zdr_string in lib/libnfs-zdr.c.

Fixed packages 4

ReleasePackageFixed in
Amazon Linux · 2 libnfs 0:1.11.0-1.amzn2.0.2
Amazon Linux · 2 libnfs-debuginfo 0:1.11.0-1.amzn2.0.2
Amazon Linux · 2 libnfs-devel 0:1.11.0-1.amzn2.0.2
Amazon Linux · 2 libnfs-utils 0:1.11.0-1.amzn2.0.2

Vulnerabilities 1

References

  • web
    https://alas.aws.amazon.com/cve/html/CVE-2026-53689.html