From a5be8b3a8ddc498de4ad041757285136a55d97e3 Mon Sep 17 00:00:00 2001 From: XiangfeiCH Date: Tue, 12 Apr 2022 00:13:35 +0800 Subject: [PATCH] Fix stack-buffer-overflow at zlog_conf_build_with_file [Retrieved from: https://github.com/HardySimpson/zlog/commit/a5be8b3a8ddc498de4ad041757285136a55d97e3] Signed-off-by: Fabrice Fontaine --- src/conf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/conf.c b/src/conf.c index 0f862fa..9a4cb75 100644 --- a/src/conf.c +++ b/src/conf.c @@ -305,7 +305,7 @@ static int zlog_conf_build_with_file(zlog_conf_t * a_conf) /* Oops the buffer is full - what now? */ pline = line; } else { - for (p--; isspace((int)*p); --p) + for (p--; p >= line && isspace((int)*p); --p) /*EMPTY*/; p++; *p = 0;