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97a5932101
CVE Reference: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2022-3715 (From OE-Core rev: 69a52a564f45dafeb65a93a45d3db9c1d178526a) Signed-off-by: Xiangyu Chen <xiangyu.chen@windriver.com> Signed-off-by: Steve Sakoman <steve@sakoman.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
From 15d2428d5d3df8dd826008baf51579ab7750d8b2 Mon Sep 17 00:00:00 2001
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From: Xiangyu Chen <xiangyu.chen@windriver.com>
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Date: Wed, 23 Nov 2022 11:17:01 +0800
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Subject: [OE-Core][kirkstone][PATCH] bash: heap-buffer-overflow in
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valid_parameter_transform CVE-2022-3715
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Reference:https://bugzilla.redhat.com/show_bug.cgi?id=2126720
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CVE: CVE-2022-3715
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Upstream-Status: Backport from
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[https://git.savannah.gnu.org/cgit/bash.git/diff/subst.c?h=bash-5.2-testing&id=9cef6d01181525de119832d2b6a925899cdec08e]
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Signed-off-by: Xiangyu Chen <xiangyu.chen@windriver.com>
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---
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subst.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/subst.c b/subst.c
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index 2b76256..38ee9ac 100644
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--- a/subst.c
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+++ b/subst.c
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@@ -7962,7 +7962,7 @@ parameter_brace_transform (varname, value, ind, xform, rtype, quoted, pflags, fl
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return ((char *)NULL);
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}
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- if (valid_parameter_transform (xform) == 0)
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+ if (xform[0] == 0 || valid_parameter_transform (xform) == 0)
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{
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this_command_name = oname;
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#if 0 /* TAG: bash-5.2 Martin Schulte <gnu@schrader-schulte.de> 10/2020 */
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--
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2.34.1
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