Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: Don't call free_pages_exact() with NULL address Unlike some other functions, we can't pass NULL pointer to free_pages_exact(). Add a proper NULL check for avoiding possible Oops.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 5.4.134 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/7d7f30cf182e55023fa8fde4c084b2d37c6be69dPatch
- https://git.kernel.org/stable/c/82e5ee742fdd8874fe996181b87fafe1eb5f1196Patch
- https://git.kernel.org/stable/c/88262229b778f4f7a896da828d966f94dcb35d19Patch
- https://git.kernel.org/stable/c/bee295f5e03510252d18b25cc1d26230256eb87aPatch
- https://git.kernel.org/stable/c/cae0cf651adccee2c3f376e78f30fbd788d0829fPatch
- https://git.kernel.org/stable/c/7d7f30cf182e55023fa8fde4c084b2d37c6be69dPatch
- https://git.kernel.org/stable/c/82e5ee742fdd8874fe996181b87fafe1eb5f1196Patch
- https://git.kernel.org/stable/c/88262229b778f4f7a896da828d966f94dcb35d19Patch
- https://git.kernel.org/stable/c/bee295f5e03510252d18b25cc1d26230256eb87aPatch
- https://git.kernel.org/stable/c/cae0cf651adccee2c3f376e78f30fbd788d0829fPatch
FAQ
What is CVE-2021-47332?
CVE-2021-47332 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: Don't call free_pages_exact() with NULL address Unlike some other functions, we can't pass NULL pointer to free_pages...
How severe is CVE-2021-47332?
CVE-2021-47332 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-47332?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.