Red Hat Security Advisory

RHSA-2026:41229

kernel security update

Released 2026-07-17 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat Enterprise Linux BaseOS E4S (v.8.8) bpftool-4.18.0-477.154.1.el8_8, kernel-4.18.0-477.154.1.el8_8, kernel-abi-stablelists-4.18.0-477.154.1.el8_8 +14
Red Hat Enterprise Linux BaseOS TUS (v.8.8) bpftool-4.18.0-477.154.1.el8_8, kernel-4.18.0-477.154.1.el8_8, kernel-abi-stablelists-4.18.0-477.154.1.el8_8 +14

Fixes 3 records

TI-2026-38445 CVE-2026-53359 · GHSA-wpw8-53h7-xqcq

KVM: x86: Fix shadow paging use-after-free due to unexpected role

HIGH 73

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected role Commit 0cb2af2ea66ad ("KVM: x86: Fix shadow paging use-after-free due to unexpected GF…

CVSS 3.1HIGH 8.8 Local Low privileges No interaction EPSS 0.01368 Published 2026-07-04 Partial fix · 5.15.222, 6.1.177 +5 CWE-416

TI-2026-33837 CVE-2026-46113 · GHSA-gcf3-9g28-gv44

KVM: x86: Fix shadow paging use-after-free due to unexpected GFN

LOW 39

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN The shadow MMU computes GFNs for direct shadow pages using sp->gfn plus the SPTE index.

CVSS 3.1HIGH 8.8 Local Low privileges No interaction EPSS 0.00195 Published 2026-05-28 Partial fix · 5.15.222, 6.1.175 +5 CWE-416

TI-2026-46164 CVE-2026-64600 · GHSA-6p99-w6f4-qcvq

xfs: resample the data fork mapping after cycling ILOCK

LOW 36

In the Linux kernel, the following vulnerability has been resolved: xfs: resample the data fork mapping after cycling ILOCK xfs_reflink_fill_{cow_hole,delalloc} are both presented with an inode, a data fork mapping, and…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00467 Published 2026-07-23 Fixed in 5.15.212, 6.1.178 +5 CWE-362