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Author SHA1 Message Date
Paul Pluzhnikov
0065aaaaae Fix BZ 20419. A PT_NOTE in a binary could be arbitratily large, so using 
alloca for it may cause stack overflow.  If the note is larger than
__MAX_ALLOCA_CUTOFF, use dynamically allocated memory to read it in.

2018-05-05  Paul Pluzhnikov  <ppluzhnikov@google.com>

	[BZ #20419]
	* elf/dl-load.c (open_verify): Fix stack overflow.
	* elf/Makefile (tst-big-note): New test.
	* elf/tst-big-note-lib.S: New.
	* elf/tst-big-note.c: New.
 2018-05-05 18:08:27 -07:00