[PATCH] readelf: Calculate max_entries instead of needed bytes (and overflowing).

Mark Wielaard mark@klomp.org
Mon Jun 11 06:38:00 GMT 2018


On Fri, 2018-06-08 at 23:33 +0200, Mark Wielaard wrote:
> The afl fuzzer found that we would overflow the needed bytes when
> calculating how many index entries would fit in the .debug_loclists
> and .debug_rnglists tables. To fix this just calculate the max number
> of entries. If the offset entry count is larger than that, do emit
> an error, but print up to max_entries of offsets (so the user can
> more clearly see what is wrong with their table).

Pushed to master.



More information about the Elfutils-devel mailing list