CVE-2024-50008 Information

Description

In the Linux kernel the following vulnerability has been resolved:

wifi: mwifiex: Fix memcpy() field-spanning write warning in mwifiex_cmd_802_11_scan_ext()

Replace one-element array with a flexible-array member in struct host_cmd_ds_802_11_scan_ext.

With this fix the following warning:

elo 16 17:51:58 surfacebook kernel: ————[ cut here ]———— elo 16 17:51:58 surfacebook kernel: memcpy: detected field-spanning write (size 243) of single field xt_scan->tlv_buffer\ at drivers/net/wireless/marvell/mwifiex/scan.c:2239 (size 1) elo 16 17:51:58 surfacebook kernel: WARNING: CPU: 0 PID: 498 at drivers/net/wireless/marvell/mwifiex/scan.c:2239 mwifiex_cmd_802_11_scan_ext+0x83/0x90 [mwifiex]

Reference

https://git.kernel.org/stable/c/1756918f51e9ab247a0f4782cc28853c2bb457c1 https://git.kernel.org/stable/c/e59bdb1ba594104cd0ee0af3ee9e4435d842a8fe https://git.kernel.org/stable/c/17199b69a84798efffc475040fbef44374ef1de1 https://git.kernel.org/stable/c/fef7b51f22cf2049b0ca6740adeb0ba6f2e671dc https://git.kernel.org/stable/c/71267bd4e8c752d7af6c6b96bb83984a6a95273d https://git.kernel.org/stable/c/a3a12c30f9510f3753286fadbc6cdb7dad78c1d5 https://git.kernel.org/stable/c/498365e52bebcbc36a93279fe7e9d6aec8479cee