[PATCH] ubifs: Fix potentially out-of-bounds memory access inubifs_dump_node
richard at nod.at
Mon Jan 13 00:30:44 PST 2020
----- Ursprüngliche Mail -----
> Although this will change a bit more, but the function of dumping data is
> I will modify it as suggested and try to submit a patch, thanks.
Sure but the most common and important case is good then.
in fs/ubifs/file.c we use a fixed buffer size of UBIFS_MAX_DATA_NODE_SZ
to deal with data nodes. So, dumping is safe.
If we don't know the buffer size for minor cases, not a big deal.
Still better than giving up the feature completely.
More information about the linux-mtd