CVE-2024-38550: ASoC: kirkwood: Fix potential NULL dereference
First published: Wed Jun 19 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: ASoC: kirkwood: Fix potential NULL dereference In kirkwood_dma_hw_params() mv_mbus_dram_info() returns NULL if CONFIG_PLAT_ORION macro is not defined. Fix this bug by adding NULL check. Found by Linux Verification Center (linuxtesting.org) with SVACE.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=5.13.12<5.15.161 | |
| Linux Kernel | >=5.16<6.1.93 | |
| Linux Kernel | >=6.2<6.6.33 | |
| Linux Kernel | >=6.7<6.8.12 | |
| Linux Kernel | >=6.9<6.9.3 | |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.129-1 6.1.128-1 6.12.21-1 6.12.22-1 |
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Reference Links
- https://git.kernel.org/stable/c/1a7254525ca7a6f3e37d7882d7f7ad97f6235f7c
- https://git.kernel.org/stable/c/5bf5154739cd676b6d0958079070557c8d96afb6
- https://git.kernel.org/stable/c/802b49e39da669b54bd9b77dc3c649999a446bf6
- https://git.kernel.org/stable/c/d48d0c5fd733bd6d8d3ddb2ed553777ab4724169
- https://git.kernel.org/stable/c/de9987cec6fde1dd41dfcb971433e05945852489
- https://git.kernel.org/stable/c/ea60ab95723f5738e7737b56dda95e6feefa5b50
- https://launchpad.net/bugs/cve/CVE-2024-38550
- https://git.kernel.org/linus/ea60ab95723f5738e7737b56dda95e6feefa5b50
- https://security-tracker.debian.org/tracker/CVE-2024-38550
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-38550
- https://nvd.nist.gov/vuln/detail/CVE-2024-38550
- https://ubuntu.com/security/CVE-2024-38550
Frequently Asked Questions
What is the severity of CVE-2024-38550?
CVE-2024-38550 has been assigned a low severity rating due to the potential for a NULL dereference in the Linux kernel's kirkwood_dma_hw_params function.
How do I fix CVE-2024-38550?
To fix CVE-2024-38550, ensure that you upgrade to one of the patched kernel versions: 5.10.223-1, 5.10.226-1, 6.1.123-1, 6.1.119-1, 6.12.10-1, or 6.12.11-1.
Which Linux kernel versions are affected by CVE-2024-38550?
CVE-2024-38550 affects Linux kernel versions prior to the specified patch releases; it is advisable to avoid versions without the fix.
What component of the Linux kernel is impacted by CVE-2024-38550?
CVE-2024-38550 impacts the ASoC (ALSA System on Chip) component, specifically in the kirkwood_dma_hw_params function.
Who discovered CVE-2024-38550?
CVE-2024-38550 was discovered by researchers at Linux Verification.
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