MatCat.OpenSource/8sa1-binutils-gdb
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2004-02-27 Eli Zaretskii <eliz@elta.co.il>

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* coffread.c (enter_linenos): Don't let rawptr reference memory
	outside linetab[]'s limits.
This commit is contained in:
Eli Zaretskii 2004-02-27 17:46:11 +00:00
parent b60d7a1a49
commit e6a8a7d2ae
2 changed files with 11 additions and 2 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2004-02-27 Eli Zaretskii <eliz@elta.co.il>
* coffread.c (enter_linenos): Don't let rawptr reference memory
outside linetab[]'s limits.
2004-02-27 Andrew Cagney <cagney@redhat.com>
* hppa-tdep.c (hppa32_push_dummy_call): Fix code reserving

8
gdb/coffread.c
View File

@ -1362,11 +1362,15 @@ enter_linenos (long file_offset, int first_line,
/* line numbers start at one for the first line of the function */
first_line--;
for (;;)
/* If the line number table is full (e.g. 64K lines in COFF debug
info), the next function's L_LNNO32 might not be zero, so don't
overstep the table's end in any case. */
while (rawptr <= &linetab[0] + linetab_size)
{
bfd_coff_swap_lineno_in (symfile_bfd, rawptr, &lptr);
rawptr += local_linesz;
/* The next function, or the sentinel, will have L_LNNO32 zero; we exit. */
/* The next function, or the sentinel, will have L_LNNO32 zero;
we exit. */
if (L_LNNO32 (&lptr) && L_LNNO32 (&lptr) <= last_line)
record_line (current_subfile, first_line + L_LNNO32 (&lptr),
lptr.l_addr.l_paddr