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5899c6b77c
affects ruby < 2.4.1 (From OE-Core rev: d83f18936a0eb470e8faf7adbd7c580c23fa3370) Signed-off-by: Thiruvadi Rajaraman <trajaraman@mvista.com> Signed-off-by: Armin Kuster <akuster@mvista.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
25 lines
698 B
Diff
25 lines
698 B
Diff
commit 9690d3ab1f9bcd2db8cbe1fe3ee4a5da606b8814
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Author: K.Kosako <kosako@sofnec.co.jp>
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Date: Tue May 23 16:15:35 2017 +0900
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fix #58 : access to invalid address by reg->dmin value
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Upstream-Status: backport
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CVE: CVE-2017-9227
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Signed-off-by: Thiruvadi Rajaraman <trajaraman@mvista.com>
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Index: ruby-2.2.5/regexec.c
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===================================================================
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--- ruby-2.2.5.orig/regexec.c 2014-09-15 21:48:41.000000000 +0530
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+++ ruby-2.2.5/regexec.c 2017-08-30 12:18:04.054828426 +0530
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@@ -3678,6 +3678,8 @@
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}
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else {
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UChar *q = p + reg->dmin;
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+
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+ if (q >= end) return 0; /* fail */
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while (p < q) p += enclen(reg->enc, p, end);
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}
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}
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