QwikSec

Security Database

CVE

CWE

Training

CVE Database
/

CVE-2021-47347

Back to search

CVE-2021-47347

Published: May 21, 2024

Modified: May 11, 2026

PUBLISHED

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.

VendorProductVersions

Linux

Linux

affected
2f01a1f58889fbfeb68b1bc1b52e4197f3333490 - < 57ad99ae3c6738ba87bad259bb57c641ca68ebf6
affected
2f01a1f58889fbfeb68b1bc1b52e4197f3333490 - < d3d8b9c9c7843dce31e284927d4c9904fd5a510a
affected
2f01a1f58889fbfeb68b1bc1b52e4197f3333490 - < 0f6c0488368c9ac1aa685821916fadba32f5d1ef
affected
2f01a1f58889fbfeb68b1bc1b52e4197f3333490 - < 115103f6e3f1c26c473766c16439c7c8b235529a
affected
2f01a1f58889fbfeb68b1bc1b52e4197f3333490 - < d71dddeb5380613f9ef199f3e7368fd78fb1a46e

+4 more versions

Linux

Linux

affected
2.6.31
unaffected
0 - < 2.6.31
unaffected
4.4.276 - <= 4.4.*
unaffected
4.9.276 - <= 4.9.*
unaffected
4.14.240 - <= 4.14.*

+6 more versions

References

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now