CVE-2023-52467: mfd: syscon: Fix null pointer dereference in of_syscon_register()
In the Linux kernel, the following vulnerability has been resolved:
mfd: syscon: Fix null pointer dereference in ofsysconregister()
kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 5.10.223-1Fixed in 5.10.234-1Fixed in 6.1.129-1Fixed in 6.1.135-1Fixed in 6.12.25-1Fixed in 6.12.27-1
Event History
Frequently Asked Questions
What is the severity of CVE-2023-52467?
CVE-2023-52467 has a medium severity rating due to the potential for null pointer dereference affecting the Linux kernel.
How do I fix CVE-2023-52467?
To fix CVE-2023-52467, upgrade to the latest Linux kernel versions, such as 5.10.223-1 or 6.1.123-1.
Which versions of the Linux kernel are affected by CVE-2023-52467?
CVE-2023-52467 affects Linux kernel versions from 5.9.0 to 6.7.2.
What type of vulnerability is CVE-2023-52467?
CVE-2023-52467 is classified as a null pointer dereference vulnerability within the Linux kernel.
What impact could CVE-2023-52467 have on system security?
CVE-2023-52467 could lead to application crashes or unexpected behavior, affecting overall system stability and security.