Skip to content
OpenAdvisories
Medium RLSA-2026:93911 1 CVE

Moderate: kernel security update

Published Nov 4, 2026 · Updated Nov 4, 2026

Summary

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

* kernel: ethtool: cmis: require exact CDB reply length (CVE-2026-63996)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 1

ReleasePackageFixed in
Rocky Linux · 10 kernel 0:6.12.0-211.73.1.el10_2

Vulnerabilities 1

  • High 7.8

    ethtool: cmis: require exact CDB reply length

    In the Linux kernel, the following vulnerability has been resolved: ethtool: cmis: require exact CDB reply length Malicious SFP module could respond with rpl_len longer than what cmis_cdb_process_reply() expected, leading to OOB writes. Malicious HW is a bit …

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2502420
  • advisory
    https://access.redhat.com/errata/RHSA-2026:93911