Red Hat Security Advisory

RHSA-2026:61351

kernel security, bug fix, and enhancement update

Released 2026-08-31 · Red Hat rating Moderate · View on Red Hat →

Fixed in

Red Hat Enterprise Linux AppStream EUS (v. 10.0) kernel-64k-debug-devel-6.12.0-55.99.1.el10_0, kernel-64k-debug-devel-matched-6.12.0-55.99.1.el10_0, kernel-64k-devel-6.12.0-55.99.1.el10_0 +12
Red Hat Enterprise Linux BaseOS EUS (v. 10.0) kernel-6.12.0-55.99.1.el10_0, kernel-64k-6.12.0-55.99.1.el10_0, kernel-64k-core-6.12.0-55.99.1.el10_0 +28
Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0) kernel-tools-libs-devel-6.12.0-55.99.1.el10_0, libperf-6.12.0-55.99.1.el10_0
Red Hat Enterprise Linux Real Time EUS (v. 10.0) kernel-rt-6.12.0-55.99.1.el10_0, kernel-rt-64k-6.12.0-55.99.1.el10_0, kernel-rt-64k-core-6.12.0-55.99.1.el10_0 +21
Red Hat Enterprise Linux Real Time for NFV EUS (v. 10.0) kernel-rt-6.12.0-55.99.1.el10_0, kernel-rt-core-6.12.0-55.99.1.el10_0, kernel-rt-debug-6.12.0-55.99.1.el10_0 +11

Fixes 3 records

TI-2026-52363 CVE-2026-74580 · GHSA-mr6w-hqp3-cg59

vhost: reset the vring metadata cache on vring reconfiguration

HIGH 73

In the Linux kernel, the following vulnerability has been resolved: vhost: reset the vring metadata cache on vring reconfiguration vq->meta_iotlb[] caches the vhost_iotlb_map that backs each vring metadata region, and io…

CVSS 3.1HIGH 8.8 Local Low privileges No interaction EPSS 0.00409 Published 2026-08-21 Partial fix · 5.10.265, 5.15.216 +6

TI-2026-33932 CVE-2026-46209 · GHSA-f8g6-g8cv-582v

drm/gem: Fix inconsistent plane dimension calculation in drm_gem_fb_init_with_funcs()

LOW 35

In the Linux kernel, the following vulnerability has been resolved: drm/gem: Fix inconsistent plane dimension calculation in drm_gem_fb_init_with_funcs() drm_gem_fb_init_with_funcs() computes sub-sampled plane dimensions…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00142 Published 2026-05-28 Partial fix · 5.10.258, 5.15.209 +6 CWE-190

TI-2026-31203 CVE-2026-43023 · GHSA-wvxr-8p4p-pcpq

Bluetooth: SCO: fix race conditions in sco_sock_connect()

LOW 35

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: fix race conditions in sco_sock_connect() sco_sock_connect() checks sk_state and sk_type without holding the socket lock.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00097 Published 2026-05-01 Fixed in 6.1.168, 6.6.134 +4 CWE-362