CVE-2026-89674

A flaw was found in the nfsd component of the Linux kernel. Incorrect calculations in the XDR External Data Representation buffer size within the nfsd4ffencodelayoutget function can lead to two critical issues. An attacker could potentially exploit this to write data beyond the intended memory...

CVE-2026-89674 nfsd: fix XDR length calculation in nfsd4_ff_encode_layoutget

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix XDR length calculation in nfsd4ffencodelayoutget The XDR buffer size calculation in nfsd4ffencodelayoutget has multiple errors that can result in either an out-of-bounds write or leaking uninitialized kernel memory to t...

Important: Red Hat Security Advisory: kernel security and bug fix update

Updated kernel packages that fix multiple security issues and one bug are now available for Red Hat Enterprise Linux 4. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity...