Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: comedi: vmk80xx: fix bulk-buffer overflow The driver is using endpoint-sized buffers but must not assume that the tx and rx buffers are of equal size or a malicious device could overflow the slab-allocated receive buffer when doing bulk transfers.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 2.6.31, < 4.4.292 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/063f576c43d589a4c153554b681d32b3f8317c7bPatch
- https://git.kernel.org/stable/c/0866dcaa828c21bc2f94dac00e086078f11b5772Patch
- https://git.kernel.org/stable/c/1ae4715121a57bc6fa29fd992127b01907f2f993Patch
- https://git.kernel.org/stable/c/47b4636ebdbeba2044b3db937c4d2b6a4fe3d0f2Patch
- https://git.kernel.org/stable/c/78cdfd62bd54af615fba9e3ca1ba35de39d3871dPatch
- https://git.kernel.org/stable/c/7b0e356189327287d0eb98ec081bd6dd97068cd3Patch
- https://git.kernel.org/stable/c/7cfb35db607760698d299fd1cf7402dfa8f09973Patch
- https://git.kernel.org/stable/c/b7fd7f3387f070215e6be341e68eb5c087eeecc0Patch
- https://git.kernel.org/stable/c/e0e6a63fd97ad95fe05dfd77268a1952551e11a7Patch
- https://git.kernel.org/stable/c/063f576c43d589a4c153554b681d32b3f8317c7bPatch
- https://git.kernel.org/stable/c/0866dcaa828c21bc2f94dac00e086078f11b5772Patch
- https://git.kernel.org/stable/c/1ae4715121a57bc6fa29fd992127b01907f2f993Patch
- https://git.kernel.org/stable/c/47b4636ebdbeba2044b3db937c4d2b6a4fe3d0f2Patch
- https://git.kernel.org/stable/c/78cdfd62bd54af615fba9e3ca1ba35de39d3871dPatch
- https://git.kernel.org/stable/c/7b0e356189327287d0eb98ec081bd6dd97068cd3Patch
FAQ
What is CVE-2021-47474?
CVE-2021-47474 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: comedi: vmk80xx: fix bulk-buffer overflow The driver is using endpoint-sized buffers but must not assume that the tx and rx buffer...
How severe is CVE-2021-47474?
CVE-2021-47474 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-47474?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.