Linux · Security advisory · October 24, 2026

RHSA-2026:87374: Security update for 12 packages

RHSA-2026:87374, released October 24, 2026, fixes 7 CVEs across 12 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
7
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0058
47th percentile

Priority of the 7 CVEs

Patch now 0 Urgent 0 High 7 Routine 0

Fixed package versions

ProductReleaseFixed in
kernel-rtRHEL 80:4.18.0-553.177.1.rt7.518.el8_10
kernel-rt-coreRHEL 80:4.18.0-553.177.1.rt7.518.el8_10
kernel-rt-debugRHEL 80:4.18.0-553.177.1.rt7.518.el8_10
kernel-rt-debug-coreRHEL 80:4.18.0-553.177.1.rt7.518.el8_10
kernel-rt-debug-develRHEL 80:4.18.0-553.177.1.rt7.518.el8_10
kernel-rt-debug-kvmRHEL 80:4.18.0-553.177.1.rt7.518.el8_10
kernel-rt-debug-modulesRHEL 80:4.18.0-553.177.1.rt7.518.el8_10
kernel-rt-debug-modules-extraRHEL 80:4.18.0-553.177.1.rt7.518.el8_10
kernel-rt-develRHEL 80:4.18.0-553.177.1.rt7.518.el8_10
kernel-rt-kvmRHEL 80:4.18.0-553.177.1.rt7.518.el8_10
kernel-rt-modulesRHEL 80:4.18.0-553.177.1.rt7.518.el8_10
kernel-rt-modules-extraRHEL 80:4.18.0-553.177.1.rt7.518.el8_10

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
High CVE-2026-80590 inet: frags: strip GSO state from fragments before reassembly 8.8 0.0058 None reported
High CVE-2026-64572 ipv4: fib: free fib_alias with kfree_rcu() on insert error path 8.8 0.0020 None reported
High CVE-2026-68202 ALSA: seq: close a re-opened queue timer in the destructor 7.8 0.0018 None reported
High CVE-2026-89777 vfio/pci: clear vdev->msi_perm after freeing it on init failure 8.8 0.0016 None reported
High CVE-2026-80536 xfs: bounds-check buffer log item's dirty bitmap 8.4 0.0014 None reported
High CVE-2026-64114 kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system 8.8 0.0014 None reported
High CVE-2026-64266 fuse: re-lock request before returning from fuse_ref_folio() 7.8 0.0013 None reported
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