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ubuntucveUbuntu.comUB:CVE-2023-2513
HistoryMay 08, 2023 - 12:00 a.m.

CVE-2023-2513

2023-05-0800:00:00
ubuntu.com
ubuntu.com
14

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

MULTIPLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:M/C:P/I:P/A:P

0.0004 Low

EPSS

Percentile

5.2%

A use-after-free vulnerability was found in the Linux kernel’s ext4
filesystem in the way it handled the extra inode size for extended
attributes. This flaw could allow a privileged local user to cause a system
crash or other undefined behaviors.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-197.208UNKNOWN
ubuntu20.04noarchlinux< 5.4.0-132.148UNKNOWN
ubuntu22.04noarchlinux< 5.15.0-53.59UNKNOWN
ubuntu16.04noarchlinux< 4.4.0-243.277) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1143.155UNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1089.97UNKNOWN
ubuntu22.04noarchlinux-aws< 5.15.0-1023.27UNKNOWN
ubuntu14.04noarchlinux-aws< 4.4.0-1121.127) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchlinux-aws< 4.4.0-1159.174) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu20.04noarchlinux-aws-5.15< 5.15.0-1023.27~20.04.1UNKNOWN
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6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

MULTIPLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:M/C:P/I:P/A:P

0.0004 Low

EPSS

Percentile

5.2%