Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: wl1251: Fix possible buffer overflow in wl1251_cmd_scan Function wl1251_cmd_scan calls memcpy without checking the length. Harden by checking the length is within the maximum allowed size.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 4.4.276 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/0f6c0488368c9ac1aa685821916fadba32f5d1efPatch
- https://git.kernel.org/stable/c/115103f6e3f1c26c473766c16439c7c8b235529aPatch
- https://git.kernel.org/stable/c/302e2ee34c5f7c5d805b7f835d9a6f2b43474e2aPatch
- https://git.kernel.org/stable/c/40af3960a15339e8bbd3be50c3bc7b35e1a0b6eaPatch
- https://git.kernel.org/stable/c/57ad99ae3c6738ba87bad259bb57c641ca68ebf6Patch
- https://git.kernel.org/stable/c/c5e4a10d7bd5d4f419d8b9705dff60cf69b302a1Patch
- https://git.kernel.org/stable/c/d10a87a3535cce2b890897914f5d0d83df669c63Patch
- https://git.kernel.org/stable/c/d3d8b9c9c7843dce31e284927d4c9904fd5a510aPatch
- https://git.kernel.org/stable/c/d71dddeb5380613f9ef199f3e7368fd78fb1a46ePatch
- https://git.kernel.org/stable/c/0f6c0488368c9ac1aa685821916fadba32f5d1efPatch
- https://git.kernel.org/stable/c/115103f6e3f1c26c473766c16439c7c8b235529aPatch
- https://git.kernel.org/stable/c/302e2ee34c5f7c5d805b7f835d9a6f2b43474e2aPatch
- https://git.kernel.org/stable/c/40af3960a15339e8bbd3be50c3bc7b35e1a0b6eaPatch
- https://git.kernel.org/stable/c/57ad99ae3c6738ba87bad259bb57c641ca68ebf6Patch
- https://git.kernel.org/stable/c/c5e4a10d7bd5d4f419d8b9705dff60cf69b302a1Patch
FAQ
What is CVE-2021-47347?
CVE-2021-47347 is a vulnerability with a CVSS score of 8.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: wl1251: Fix possible buffer overflow in wl1251_cmd_scan Function wl1251_cmd_scan calls memcpy without checking the length. Harden ...
How severe is CVE-2021-47347?
CVE-2021-47347 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-47347?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.