Linux · Security advisory · August 19, 2026

RHSA-2026:55762: Security update for 5 packages

RHSA-2026:55762, released August 19, 2026, fixes 4 CVEs across 5 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
0.0066
51st percentile

Priority of the 4 CVEs

Patch now 0 Urgent 0 High 4 Routine 0

Fixed package versions

ProductReleaseFixed in
kpatch-patch-4_18_0-553_109_1RHEL 80:1-9.el8_10
kpatch-patch-4_18_0-553_125_1RHEL 80:1-6.el8_10
kpatch-patch-4_18_0-553_53_1RHEL 80:1-16.el8_10
kpatch-patch-4_18_0-553_72_1RHEL 80:1-13.el8_10
kpatch-patch-4_18_0-553_85_1RHEL 80:1-11.el8_10

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
High CVE-2026-64530 net/sched: cls_api: Handle TC_ACT_CONSUMED in tcf_qevent_handle 9.8 0.0066 None reported
High CVE-2026-43125 dlm: validate length in dlm_search_rsb_tree 9.8 0.0054 None reported
High CVE-2026-43038 kpatch-patch-4_18_0-553_109_1: This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a run... 9.8 0.0026 None reported
High CVE-2026-43329 kpatch-patch-4_18_0-553_109_1: This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a run... 7.8 0.0018 None reported
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