FreeChainXenon/binutils-gdb
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fix a buffer overrun when parsing a corrupt MIPS ELF binary.

Browse source 
PR 21995
	* readelf.c (process_mips_specific): Add checks for a NULL data
	pointer.
This commit is contained in:
Nick Clifton 2017-09-05 12:09:14 +01:00
parent 22916b0786
commit f17e9d8ab5
2 changed files with 9 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

6
binutils/ChangeLog
View file

@ -1,3 +1,9 @@
2017-09-05 Nick Clifton <nickc@redhat.com>
PR 21995
* readelf.c (process_mips_specific): Add checks for a NULL data
pointer.
2017-09-05 Alexander Fedotov <alexander.fedotov@nxp.com> 2017-09-05 Alexander Fedotov <alexander.fedotov@nxp.com>
Edmar Wienskoski <edmar.wienskoski@nxp.com Edmar Wienskoski <edmar.wienskoski@nxp.com

6
binutils/readelf.c
View file

@ -15324,7 +15324,7 @@ process_mips_specific (FILE * file)
printf ("\n"); printf ("\n");
} }
if (ent < end) if (data != NULL && ent < end)
{ {
printf (_(" Local entries:\n")); printf (_(" Local entries:\n"));
printf (" %*s %10s %*s\n", printf (" %*s %10s %*s\n",
@ -15854,7 +15854,7 @@ process_mips_specific (FILE * file)
} }
printf ("\n"); printf ("\n");
if (ent < local_end) if (data != NULL && ent < local_end)
{ {
printf (_(" Local entries:\n")); printf (_(" Local entries:\n"));
printf (" %*s %10s %*s\n", printf (" %*s %10s %*s\n",
@ -15870,7 +15870,7 @@ process_mips_specific (FILE * file)
printf ("\n"); printf ("\n");
} }
if (gotsym < symtabno) if (data != NULL && gotsym < symtabno)
{ {
int sym_width; int sym_width;