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(parent: a426d32) | patch
wifi: iwlwifi: bound aligned TLV advance in FW parser
authorEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Fri, 17 Jul 2026 14:33:36 +0000 (17:33 +0300)
committerMiri Korenblit <miriam.rachel.korenblit@intel.com>
Sat, 18 Jul 2026 19:37:38 +0000 (22:37 +0300)
commitacad742714bdc70e7fd7f234323807c596828213
treeec7c47f3efe6bcfa6f8c329240788d8610eccecetree
parenta426d3227c669ef0ad9855b311a68129f10ac8bfcommit | diff
wifi: iwlwifi: bound aligned TLV advance in FW parser

Validate ALIGN(tlv_len, 4) against remaining parser length before
consuming bytes from the firmware image.

This avoids length underflow on malformed TLVs.

Assisted-by: GitHubCopilot:GPT-5.3-Codex
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Link: https://patch.msgid.link/20260717173215.393c286488f9.Ia39144dc3ca334325ee4eacb7420901e2446fc23@changeid
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
drivers/net/wireless/intel/iwlwifi/iwl-drv.c diff | blob | history
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