Linux · Security advisory · April 15, 2026

RHSA-2026:6572: Security update for 12 packages

RHSA-2026:6572, released April 15, 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
0.0105
64th percentile

Priority of the 4 CVEs

Patch now 0 Urgent 0 High 4 Routine 0

Fixed package versions

ProductReleaseFixed in
kernel-rtRHEL 80:4.18.0-553.117.1.rt7.458.el8_10
kernel-rt-coreRHEL 80:4.18.0-553.117.1.rt7.458.el8_10
kernel-rt-debugRHEL 80:4.18.0-553.117.1.rt7.458.el8_10
kernel-rt-debug-coreRHEL 80:4.18.0-553.117.1.rt7.458.el8_10
kernel-rt-debug-develRHEL 80:4.18.0-553.117.1.rt7.458.el8_10
kernel-rt-debug-kvmRHEL 80:4.18.0-553.117.1.rt7.458.el8_10
kernel-rt-debug-modulesRHEL 80:4.18.0-553.117.1.rt7.458.el8_10
kernel-rt-debug-modules-extraRHEL 80:4.18.0-553.117.1.rt7.458.el8_10
kernel-rt-develRHEL 80:4.18.0-553.117.1.rt7.458.el8_10
kernel-rt-kvmRHEL 80:4.18.0-553.117.1.rt7.458.el8_10
kernel-rt-modulesRHEL 80:4.18.0-553.117.1.rt7.458.el8_10
kernel-rt-modules-extraRHEL 80:4.18.0-553.117.1.rt7.458.el8_10

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
High CVE-2026-23231 netfilter: nf_tables: fix use-after-free in nf_tables_addchain() 7.8 0.0105 None reported
High CVE-2026-23193 kernel-rt-devel: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high... 7.8 0.0036 None reported
High CVE-2025-71238 scsi: qla2xxx: Fix bsg_done() causing double free 7.8 0.0022 None reported
High CVE-2024-26984 kernel-64kb: The SUSE Linux Enterprise 15 SP6 kernel was updated to receive various security bugfixes. The following security bu... 7.5 0.0020 None reported
Showing 1 to 4 of 4 1