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Red Hat Security Advisory

RHSA-2023:1470

kernel security, bug fix, and enhancement update

Released 2023-03-27 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 4 records

Priority CRITICAL 94KEV

A use after free vulnerability exists in the ALSA PCM package in the Linux Kernel.

CVSS 3.1HIGH 7.9 Adjacent network Low privileges No interaction EPSS 0.03702 Published 2023-01-30 Fixed CWE-416
TI-2022-04340 CVE-2022-4744 · GHSA-5r2r-5wx4-7x33

Double free in Kernel

Priority LOW 36

A double-free flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user registers the device when the register_netdevice function fails (NETDEV_REGISTER notifier).

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00459 Published 2023-03-30 Partial fix CWE-460
Priority LOW 24

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: Fix copy_xstate_to_uabi() to copy init states correctly When an extended state component is not present in fpstate, but in init state, the func…

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.0014 Published 2025-10-01 Partial fix · 6.0.7, 6.1 CWE-476