wifi: iwlwifi: fix a memory corruption

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commit cf4a0d840e upstream.

iwl_fw_ini_trigger_tlv::data is a pointer to a __le32, which means that
if we copy to iwl_fw_ini_trigger_tlv::data + offset while offset is in
bytes, we'll write past the buffer.

Cc: stable@vger.kernel.org
Closes: https://bugzilla.kernel.org/show_bug.cgi?id=218233
Fixes: cf29c5b66b ("iwlwifi: dbg_ini: implement time point handling")
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240111150610.2d2b8b870194.I14ed76505a5cf87304e0c9cc05cc0ae85ed3bf91@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Emmanuel Grumbach 2024-01-11 15:07:25 +02:00 • committed by Greg Kroah-Hartman

parent 69a6f8ee9d

commit f32a81999d

1 changed files with 2 additions and 2 deletions

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drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c

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