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Medium RXSA-2026:49857 1 CVE

Moderate: kernel security, bug fix, and enhancement update

Published Aug 5, 2026 · Updated Aug 5, 2026

Ecosystem: Rocky Linux

Summary

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

Security Fix(es):

* kernel: ipc: limit next_id allocation to the valid ID range (CVE-2026-52923)

Bug Fix(es) and Enhancement(s):

* Rocky Linux SIG Cloud8.10 - KVM: s390: Limit adapter indicator access to mapped page (JIRA:Rocky Linux SIG Cloud-183880)

* CIFS mounts do not work with the latest kernel (JIRA:Rocky Linux SIG Cloud-213976)

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 · 8 kernel 0:4.18.0-553.151.1.el8_10.cloud.0.1

Vulnerabilities 1

  • High 7.8
    CVE-2026-52923 Public exploit

    ipc: limit next_id allocation to the valid ID range

    In the Linux kernel, the following vulnerability has been resolved: ipc: limit next_id allocation to the valid ID range The checkpoint/restore sysctl path can request the next SysV IPC id through ids->next_id. ipc_idr_alloc() currently forwards that request t…

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

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2492094