32 lines
808 B
Diff
32 lines
808 B
Diff
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From 99d415e1902c2309a4a3da41b2f08e5719771336 Mon Sep 17 00:00:00 2001
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From: Sergey Poznyakoff <gray@gnu.org>
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Date: Fri, 21 Dec 2018 07:32:47 +0200
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Subject: [PATCH 34/58] Reject pax options starting with equals sign
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Bug reported in
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http://lists.gnu.org/archive/html/bug-tar/2018-12/msg00010.html
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* xheader.c (xheader_set_keyword_equal): Bail out if the keyword starts
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with =
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---
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src/xheader.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/src/xheader.c b/src/xheader.c
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index 980f050..e938502 100644
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--- a/src/xheader.c
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+++ b/src/xheader.c
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@@ -185,6 +185,9 @@ xheader_set_keyword_equal (char *kw, char *eq)
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bool global = true;
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char *p = eq;
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+ if (eq == kw)
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+ USAGE_ERROR ((0, 0, _("Malformed pax option: %s"), quote (kw)));
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+
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if (eq[-1] == ':')
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{
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p--;
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--
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2.19.1
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