CVE-2021-47347

HIGH

Linux Kernel < 4.4.276 - Buffer Overflow in wl1251_cmd_scan

Title source: llm
STIX 2.1

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.

References (9)

Core 9

Scores

CVSS v3 7.8
EPSS 0.0080
EPSS Percentile 53.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-120
Status published
Products (21)
Linux/Linux < 2.6.31
Linux/Linux 2.6.31
Linux/Linux 2f01a1f58889fbfeb68b1bc1b52e4197f3333490 - 0f6c0488368c9ac1aa685821916fadba32f5d1ef
Linux/Linux 2f01a1f58889fbfeb68b1bc1b52e4197f3333490 - 115103f6e3f1c26c473766c16439c7c8b235529a
Linux/Linux 2f01a1f58889fbfeb68b1bc1b52e4197f3333490 - 302e2ee34c5f7c5d805b7f835d9a6f2b43474e2a
Linux/Linux 2f01a1f58889fbfeb68b1bc1b52e4197f3333490 - 40af3960a15339e8bbd3be50c3bc7b35e1a0b6ea
Linux/Linux 2f01a1f58889fbfeb68b1bc1b52e4197f3333490 - 57ad99ae3c6738ba87bad259bb57c641ca68ebf6
Linux/Linux 2f01a1f58889fbfeb68b1bc1b52e4197f3333490 - c5e4a10d7bd5d4f419d8b9705dff60cf69b302a1
Linux/Linux 2f01a1f58889fbfeb68b1bc1b52e4197f3333490 - d10a87a3535cce2b890897914f5d0d83df669c63
Linux/Linux 2f01a1f58889fbfeb68b1bc1b52e4197f3333490 - d3d8b9c9c7843dce31e284927d4c9904fd5a510a
... and 11 more
Published May 21, 2024
Tracked Since Feb 18, 2026