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pack('w') 64-bit buffer overflow
author
Dave Mitchell
<davem@fdisolutions.com>
Sun, 24 Mar 2002 22:23:08 +0000
(22:23 +0000)
committer
Jarkko Hietaniemi
<jhi@iki.fi>
Sun, 24 Mar 2002 21:33:42 +0000
(21:33 +0000)
Message-ID: <
20020324222308
.B21963@fdgroup.com>
p4raw-id: //depot/perl@15478
pp_pack.c
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diff --git
a/pp_pack.c
b/pp_pack.c
index
7df5f45
..
67f53e7
100644
(file)
--- a/
pp_pack.c
+++ b/
pp_pack.c
@@
-2176,7
+2176,7
@@
Perl_pack_cat(pTHX_ SV *cat, char *pat, register char *patend, register SV **beg
against UV_MAX_P1. */
if (SvIOK(fromstr) || adouble < UV_MAX_P1)
{
- char buf[
1 + sizeof(UV)
];
+ char buf[
(sizeof(UV)*8)/7+1
];
char *in = buf + sizeof(buf);
UV auv = SvUV(fromstr);