CVE-2023-0597

2023-02-2300:00:00

ubuntu.com

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

1.7 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:S/C:P/I:N/A:N

0.0004 Low

EPSS

Percentile

5.2%

JSON

A flaw possibility of memory leak in the Linux kernel cpu_entry_area
mapping of X86 CPU data to memory was found in the way user can guess
location of exception stack(s) or other important data. A local user could
use this flaw to get access to some important data with expected location
in memory.

Bugs

<https://bugzilla.redhat.com/show_bug.cgi?id=2165926>

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-219.230) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu20.04noarchlinux< 5.4.0-166.183UNKNOWN
ubuntu22.04noarchlinux< 5.15.0-79.86UNKNOWN
ubuntu23.04noarchlinux< 6.2.0-18.18UNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1162.175) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1113.123UNKNOWN
ubuntu22.04noarchlinux-aws< 5.15.0-1042.47UNKNOWN
ubuntu20.04noarchlinux-aws-5.15< 5.15.0-1041.46~20.04.1UNKNOWN
ubuntu18.04noarchlinux-aws-5.4< 5.4.0-1113.123~18.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchlinux-aws-hwe< 4.15.0-1162.175~16.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	linux	< 4.15.0-219.230) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN
ubuntu	20.04	noarch	linux	< 5.4.0-166.183	UNKNOWN
ubuntu	22.04	noarch	linux	< 5.15.0-79.86	UNKNOWN
ubuntu	23.04	noarch	linux	< 6.2.0-18.18	UNKNOWN
ubuntu	18.04	noarch	linux-aws	< 4.15.0-1162.175) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN
ubuntu	20.04	noarch	linux-aws	< 5.4.0-1113.123	UNKNOWN
ubuntu	22.04	noarch	linux-aws	< 5.15.0-1042.47	UNKNOWN
ubuntu	20.04	noarch	linux-aws-5.15	< 5.15.0-1041.46~20.04.1	UNKNOWN
ubuntu	18.04	noarch	linux-aws-5.4	< 5.4.0-1113.123~18.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN
ubuntu	16.04	noarch	linux-aws-hwe	< 4.15.0-1162.175~16.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN