CVE-2023-0469

2023-01-2600:00:00

ubuntu.com

use-after-free

io_uring subcomponent

linux kernel

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

0.0004 Low

EPSS

Percentile

9.2%

JSON

A use-after-free flaw was found in io_uring/filetable.c in
io_install_fixed_file in the io_uring subcomponent in the Linux Kernel
during call cleanup. This flaw may lead to a denial of service.

Bugs

<https://bugzilla.redhat.com/show_bug.cgi?id=2163723>

OSVersionArchitecturePackageVersionFilename
ubuntu22.10noarchlinux< 5.19.0-38.39UNKNOWN
ubuntu22.10noarchlinux-aws< 5.19.0-1022.23UNKNOWN
ubuntu23.04noarchlinux-aws< 6.2.0-1002.2UNKNOWN
ubuntu22.10noarchlinux-azure< 5.19.0-1022.23UNKNOWN
ubuntu23.04noarchlinux-azure< 6.2.0-1002.2UNKNOWN
ubuntu22.04noarchlinux-azure-5.19< 5.19.0-1022.23~22.04.1UNKNOWN
ubuntu22.10noarchlinux-gcp< 5.19.0-1019.21UNKNOWN
ubuntu23.04noarchlinux-gcp< 6.2.0-1004.4UNKNOWN
ubuntu24.04noarchlinux-gke< anyUNKNOWN
ubuntu22.04noarchlinux-hwe-5.19< 5.19.0-38.39~22.04.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	22.10	noarch	linux	< 5.19.0-38.39	UNKNOWN
ubuntu	22.10	noarch	linux-aws	< 5.19.0-1022.23	UNKNOWN
ubuntu	23.04	noarch	linux-aws	< 6.2.0-1002.2	UNKNOWN
ubuntu	22.10	noarch	linux-azure	< 5.19.0-1022.23	UNKNOWN
ubuntu	23.04	noarch	linux-azure	< 6.2.0-1002.2	UNKNOWN
ubuntu	22.04	noarch	linux-azure-5.19	< 5.19.0-1022.23~22.04.1	UNKNOWN
ubuntu	22.10	noarch	linux-gcp	< 5.19.0-1019.21	UNKNOWN
ubuntu	23.04	noarch	linux-gcp	< 6.2.0-1004.4	UNKNOWN
ubuntu	24.04	noarch	linux-gke	< any	UNKNOWN
ubuntu	22.04	noarch	linux-hwe-5.19	< 5.19.0-38.39~22.04.1	UNKNOWN