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Red Hat Bugzilla – Attachment 308902 Details for
Bug 450821
CVE-2008-2662 ruby: Integer overflows in rb_str_buf_append()
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[patch]
Drew Yao's proposed patch agains ruby 1.9
rb_str_buf_append_ruby1.9.patch (text/plain), 401 bytes, created by
Tomas Hoger
on 2008-06-11 08:41:06 UTC
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Description:
Drew Yao's proposed patch agains ruby 1.9
Filename:
MIME Type:
Creator:
Tomas Hoger
Created:
2008-06-11 08:41:06 UTC
Size:
401 bytes
patch
obsolete
>--- string.c.orig 2008-02-29 19:42:06.000000000 -0800 >+++ string.c 2008-04-23 17:38:46.000000000 -0700 >@@ -1564,6 +1564,9 @@ > capa = RSTRING(str)->as.heap.aux.capa; > } > total = RSTRING_LEN(str)+len; >+ if (total < 0 || capa + 1 > LONG_MAX / 2) { >+ rb_raise(rb_eArgError, "string sizes too big"); >+ } > if (capa <= total) { > while (total > capa) { > capa = (capa + 1) * 2;
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