27 lines
638 B
Diff
27 lines
638 B
Diff
From f3196135c106ea0a61af7326cfa383df2f023410 Mon Sep 17 00:00:00 2001
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From: Mark Nudelman <markn@greenwoodsoftware.com>
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Date: Sat, 2 Jan 2021 16:43:21 -0800
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Subject: [PATCH] Protect from buffer overrun.
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---
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decode.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/decode.c b/decode.c
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index eb0c639..de8d620 100644
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--- a/decode.c
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+++ b/decode.c
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@@ -941,8 +941,8 @@ editchar(c, flags)
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usercmd[nch+1] = '\0';
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nch++;
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action = ecmd_decode(usercmd, &s);
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- } while (action == A_PREFIX);
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-
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+ } while (action == A_PREFIX && nch < MAX_CMDLEN);
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+
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if (flags & EC_NORIGHTLEFT)
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{
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switch (action)
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--
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1.8.3.1
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