What is CVE-2023-1073?

CVE-2023-1073 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.6 out of 10, classified as a Buffer Overflow flaw (CWE-119). CVE-2023-1073 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-1073?

CVE-2023-1073 has a CVSS score of 6.6 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2023-1073?

No patch is currently available for CVE-2023-1073. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2023-1073 actively exploited?

CVE-2023-1073 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Buffer Overflow (CWE-119)?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/119.html

CVE-2023-1073

Medium

A memory corruption flaw was found in the Linux kernel’s human interface device (HID) subsystem in how a user inserts a malicious USB device. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Package Linux Kernel

Published 2023-03-27

Last modified 2025-04-23

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

6.6

out of 10

Medium

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-119

CVE-2023-1073 is a Buffer Overflow vulnerability

What is Buffer Overflow?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2023-1073 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Openwall
http://www.openwall.com/lists/oss-security/2023/11/05/2
Openwall
http://www.openwall.com/lists/oss-security/2023/11/05/3
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=2173403

Issue Tracking Third Party Advisory
Debian Security
https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
Debian Security
https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
Openwall
https://www.openwall.com/lists/osssecurity/2023/01/17/3

Broken Link
Kernel patch commit
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/id=b12fece4c64857e5fab4290bf01b2e0317a88456
Patch

Details

CVE ID CVE-2023-1073

Severity Medium

CVSS score 6.6 / 10

CVSS version 3.1

Published 2023-03-27

Modified 2025-04-23

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2023-1073?

CVE-2023-1073 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.6 out of 10 , classified as a Buffer Overflow flaw (CWE-119) . CVE-2023-1073 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-1073?

CVE-2023-1073 has a CVSS score of 6.6 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2023-1073?

No patch is currently available for CVE-2023-1073. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2023-1073 actively exploited?

No — CVE-2023-1073 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Buffer Overflow (CWE-119)?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. View CWE-119 on MITRE CWE →