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Red Hat Bugzilla – Attachment 309637 Details for
Bug 451821
CVE-2008-2725 ruby: integer overflow in rb_ary_splice/update/replace() - REALLOC_N
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[patch]
Drew Yao's proposed patch against ruby 1.8.5
rb_ary_splice_ruby1.8.5.patch (text/plain), 409 bytes, created by
Tomas Hoger
on 2008-06-17 16:55:32 UTC
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Description:
Drew Yao's proposed patch against ruby 1.8.5
Filename:
MIME Type:
Creator:
Tomas Hoger
Created:
2008-06-17 16:55:32 UTC
Size:
409 bytes
patch
obsolete
>--- array.c.orig 2008-04-22 11:19:35.000000000 -0700 >+++ array.c 2008-04-23 00:45:01.000000000 -0700 >@@ -976,6 +976,9 @@ > > if (beg >= RARRAY(ary)->len) { > len = beg + rlen; >+ if (len < 0 || len > LONG_MAX / sizeof(VALUE)) { >+ rb_raise(rb_eIndexError, "index %ld too big", beg); >+ } > if (len >= RARRAY(ary)->aux.capa) { > REALLOC_N(RARRAY(ary)->ptr, VALUE, len); > RARRAY(ary)->aux.capa = len;
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