CVE-2023-45863: Race Condition

Published Oct 14, 2023
·
Updated

An issue was discovered in lib/kobject.c in the Linux kernel before 6.2.3. With root access, an attacker can trigger a race condition that results in a fillkobjpath out-of-bounds write.

Other sources

Linux Kernel could allow a local authenticated attacker to execute arbitrary code on the system, caused by a race condition that results in a fillkobjpath out-of-bounds write in lib/kobject.c. By sending a specially crafted request, an attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition.

IBM

Affected Software

6 affected componentsFixes available
Linux Linux kernel<6.2.3
IBM Security Verify Governance<=ISVG 10.0.2
IBM Security Verify Governance, Identity Manager Software Stack<=ISVG 10.0.2
IBM Security Verify Governance, Identity Manager Virtual Appliance<=ISVG 10.0.2
IBM Security Verify Governance Identity Manager Container<=ISVG 10.0.2
debian/linux
5.10.223-15.10.234-16.1.129-16.1.135-16.12.27-1

Event History

Oct 14, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Oct 17, 2023
Data Sourced
via Red Hat·10:43 PM
DescriptionSeverityAffected Software
Jan 20, 2024
Data Sourced
via Launchpad·12:29 AM
Description
Apr 28, 2025
Data Sourced
via Ubuntu·02:16 PM
RemedyDescriptionSeverityAffected Software
Feb 7, 56344
Event
via IBM·03:41 PM

Parent advisories

This vulnerability appears in the following advisories.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the vulnerability ID of this issue?

The vulnerability ID of this issue is CVE-2023-45863.

2

What is the severity of CVE-2023-45863?

The severity of CVE-2023-45863 is medium (6.4).

3

What is the affected software?

The affected software is the Linux kernel versions before 6.2.3.

4

What is the CWE classification of this vulnerability?

The CWE classification of this vulnerability is CWE-362 and CWE-787.

5

How can the vulnerability be exploited?

With root access, an attacker can trigger a race condition that results in a fill_kobj_path out-of-bounds write.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203