CVE-2024-50009: cpufreq: amd-pstate: add check for cpufreq_cpu_get's return value
First published: Mon Oct 21 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: cpufreq: amd-pstate: add check for cpufreq_cpu_get's return value cpufreq_cpu_get may return NULL. To avoid NULL-dereference check it and return in case of error. Found by Linux Verification Center (linuxtesting.org) with SVACE.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <6.11.3 | |
| debian/linux | <=6.1.123-1<=6.1.128-1 | 5.10.223-1 5.10.226-1 6.12.12-1 6.12.15-1 |
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Reference Links
- https://git.kernel.org/stable/c/cd9f7bf6cad8b2d3876105ce3c9fc63460a046f6
- https://git.kernel.org/stable/c/5f250d44b8191d612355dd97b89b37bbc1b5d2cb
- https://git.kernel.org/stable/c/5493f9714e4cdaf0ee7cec15899a231400cb1a9f
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-50009
- https://nvd.nist.gov/vuln/detail/CVE-2024-50009
- https://launchpad.net/bugs/cve/CVE-2024-50009
- https://security-tracker.debian.org/tracker/CVE-2024-50009
- https://ubuntu.com/security/CVE-2024-50009
- https://git.kernel.org/linus/5493f9714e4cdaf0ee7cec15899a231400cb1a9f
Frequently Asked Questions
What is the severity of CVE-2024-50009?
CVE-2024-50009 is classified as a low-severity vulnerability in the Linux kernel.
How do I fix CVE-2024-50009?
To fix CVE-2024-50009, update your Linux kernel to version 6.11.3 or later.
What does CVE-2024-50009 impact?
CVE-2024-50009 affects the cpufreq subsystem in the Linux kernel.
What causes CVE-2024-50009?
CVE-2024-50009 is caused by a potential NULL dereference in the cpufreq_cpu_get function when it returns NULL.
How can I check if my system is vulnerable to CVE-2024-50009?
You can check if your system is running a kernel version lower than 6.11.3 to determine if it is vulnerable to CVE-2024-50009.
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