staging: rtl8723bs: properly validate the data in rtw_get_ie_ex()

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commit f0109b9d3e upstream.

Just like in commit 154828bf95 ("staging: rtl8723bs: fix out-of-bounds
read in rtw_get_ie() parser"), we don't trust the data in the frame so
we should check the length better before acting on it

Cc: stable <stable@kernel.org>
Assisted-by: gkh_clanker_2000
Tested-by: Navaneeth K <knavaneeth786@gmail.com>
Reviewed-by: Navaneeth K <knavaneeth786@gmail.com>
Link: https://patch.msgid.link/2026022336-arrange-footwork-6e54@gregkh
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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This commit is contained in:

Greg Kroah-Hartman 2026-02-23 14:31:35 +01:00

parent ea535b9894

commit 6d62fa5483

1 changed files with 10 additions and 5 deletions

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drivers/staging/rtl8723bs/core/rtw_ieee80211.c

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