isofs: reject short directory records in isofs_read_level3_size() - #2619
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In isofs_read_level3_size(), check that de_len is at least sizeof(struct iso_directory_record) + de->name_len[0] before advancing or inspecting Rock Ridge extensions so corrupted ISO9660 directory records cannot trigger out-of-bounds reads or infinite loops. Fixes: 1da177e ("Linux-2.6.12-rc2") Assisted-by: LLM Signed-off-by: Hui Peng <benquike@gmail.com>
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Series: https://patchwork.kernel.org/project/linux-fsdevel/list/?series=1169464
Submitter: Hui Peng
Version: 1
Patches: 1/1
Message-ID:
<20260919222553.3792320-1-benquike@gmail.com>Base: vfs.base.ci
Lore: https://lore.kernel.org/linux-fsdevel/20260919222553.3792320-1-benquike@gmail.com
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