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):
* AlmaLinux8.10 - KVM: s390: Limit adapter indicator access to mapped page (JIRA:AlmaLinux-183880)
* CIFS mounts do not work with the latest kernel (JIRA:AlmaLinux-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 25
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 8 | bpftool | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-abi-stablelists | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-core | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-cross-headers | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-debug | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-debug-core | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-debug-devel | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-debug-modules | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-debug-modules-extra | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-devel | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-doc | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-headers | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-modules | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-modules-extra | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-tools | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-tools-libs | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-tools-libs-devel | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-zfcpdump | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-zfcpdump-core | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-zfcpdump-devel | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-zfcpdump-modules | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | kernel-zfcpdump-modules-extra | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | perf | 4.18.0-553.151.1.el8_10 |
| AlmaLinux · 8 | python3-perf | 4.18.0-553.151.1.el8_10 |
Vulnerabilities 1
-
High 7.8CVE-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…