Linux · Security advisory · January 26, 2026

RHSA-2026:1148: Security update for 12 packages

RHSA-2026:1148, released January 26, 2026, fixes 4 CVEs across 12 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
4
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0025
17th percentile

Priority of the 4 CVEs

Patch now 0 Urgent 0 High 4 Routine 0

Fixed package versions

ProductReleaseFixed in
kernel-rtRHEL 80:4.18.0-553.97.1.rt7.438.el8_10
kernel-rt-coreRHEL 80:4.18.0-553.97.1.rt7.438.el8_10
kernel-rt-debugRHEL 80:4.18.0-553.97.1.rt7.438.el8_10
kernel-rt-debug-coreRHEL 80:4.18.0-553.97.1.rt7.438.el8_10
kernel-rt-debug-develRHEL 80:4.18.0-553.97.1.rt7.438.el8_10
kernel-rt-debug-kvmRHEL 80:4.18.0-553.97.1.rt7.438.el8_10
kernel-rt-debug-modulesRHEL 80:4.18.0-553.97.1.rt7.438.el8_10
kernel-rt-debug-modules-extraRHEL 80:4.18.0-553.97.1.rt7.438.el8_10
kernel-rt-develRHEL 80:4.18.0-553.97.1.rt7.438.el8_10
kernel-rt-kvmRHEL 80:4.18.0-553.97.1.rt7.438.el8_10
kernel-rt-modulesRHEL 80:4.18.0-553.97.1.rt7.438.el8_10
kernel-rt-modules-extraRHEL 80:4.18.0-553.97.1.rt7.438.el8_10

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
High CVE-2025-40277 drm/vmwgfx: Validate command header size against SVGA_CMD_MAX_DATASIZE 7.8 0.0025 None reported
High CVE-2023-53673 kernel-64kb: The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues wer... 7.8 0.0025 None reported
High CVE-2025-40154 kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n... 7.8 0.0021 None reported
High CVE-2025-40248 vsock: Ignore signal/timeout on connect() if already established 7.8 0.0017 None reported
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