Blame SOURCES/0001-Fix-stack-corruption-with-long-log-strings.-Extend-m.patch
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From 4b68d1c21b415129adfa0097882e4368a33d0594 Mon Sep 17 00:00:00 2001
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From: hpi1 <hpi1@anonymous.org>
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Date: Wed, 13 Mar 2013 10:51:46 +0200
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Subject: [PATCH] Fix stack corruption with long log strings. Extend max log
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string length to 4096 bytes.
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---
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src/util/logging.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/src/util/logging.c b/src/util/logging.c
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index 306f5d4c..c8aa4886 100644
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--- a/src/util/logging.c
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+++ b/src/util/logging.c
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@@ -80,13 +80,13 @@ void bd_debug(const char *file, int line, uint32_t mask, const char *format, ...
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}
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if (mask & debug_mask) {
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- char buffer[512], *pt = buffer;
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+ char buffer[4096], *pt = buffer;
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va_list args;
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pt += sprintf(buffer, "%s:%d: ", file, line);
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va_start(args, format);
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- vsprintf(pt, format, args);
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+ vsnprintf(pt, sizeof(buffer) - (size_t)(intptr_t)(pt - buffer) - 1, format, args);
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va_end(args);
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if (log_func) {
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--
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2.26.0
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