Red Hat Security Advisory

RHSA-2026:3579

kernel security update

Released 2026-03-03 · Red Hat rating Moderate · View on Red Hat →

Fixed in

Red Hat Enterprise Linux AppStream EUS (v. 10.0) kernel-64k-debug-devel-6.12.0-55.62.1.el10_0, kernel-64k-debug-devel-matched-6.12.0-55.62.1.el10_0, kernel-64k-devel-6.12.0-55.62.1.el10_0 +12
Red Hat Enterprise Linux BaseOS EUS (v. 10.0) kernel-6.12.0-55.62.1.el10_0, kernel-64k-6.12.0-55.62.1.el10_0, kernel-64k-core-6.12.0-55.62.1.el10_0 +28
Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0) kernel-tools-libs-devel-6.12.0-55.62.1.el10_0, libperf-6.12.0-55.62.1.el10_0
Red Hat Enterprise Linux Real Time EUS (v. 10.0) kernel-rt-6.12.0-55.62.1.el10_0, kernel-rt-64k-6.12.0-55.62.1.el10_0, kernel-rt-64k-core-6.12.0-55.62.1.el10_0 +21
Red Hat Enterprise Linux Real Time for NFV EUS (v. 10.0) kernel-rt-6.12.0-55.62.1.el10_0, kernel-rt-core-6.12.0-55.62.1.el10_0, kernel-rt-debug-6.12.0-55.62.1.el10_0 +11

Fixes 3 records

TI-2025-25230 CVE-2025-37882 · GHSA-3qx6-96c8-pv99

usb: xhci: Fix isochronous Ring Underrun/Overrun event handling

LOW 36

In the Linux kernel, the following vulnerability has been resolved: usb: xhci: Fix isochronous Ring Underrun/Overrun event handling The TRB pointer of these events points at enqueue at the time of error occurrence on xHC…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00301 Published 2025-05-09 Partial fix · 6.12.26, 6.14.5 +1 CWE-416

TI-2025-25447 CVE-2025-38106 · GHSA-vh9v-7rrm-mm8x

io_uring: fix use-after-free of sq->thread in __io_uring_show_fdinfo()

LOW 35

In the Linux kernel, the following vulnerability has been resolved: io_uring: fix use-after-free of sq->thread in __io_uring_show_fdinfo() syzbot reports: BUG: KASAN: slab-use-after-free in getrusage+0x1109/0x1a60 Read o…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00196 Published 2025-07-03 Partial fix · 6.12.34, 6.15.3 +1 CWE-416

TI-2025-25753 CVE-2025-38415 · GHSA-j3rr-hppv-g55q

Squashfs: check return result of sb_min_blocksize

LOW 33

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check return result of sb_min_blocksize Syzkaller reports an "UBSAN: shift-out-of-bounds in squashfs_bio_read" bug.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00225 Published 2025-07-25 Partial fix · 5.4.295, 5.10.239 +6 CWE-787