curl/0007-curl-7.49.1-urlglob.patch
Kamil Dudka 8e287ada5e Resolves: #1340757 - fix SIGSEGV of the curl tool
... while parsing URL with too many globs
2016-06-03 13:37:37 +02:00

36 lines
1010 B
Diff

From 5a3eddc9c327dcc20620d8ae47b27f5085811c7e Mon Sep 17 00:00:00 2001
From: Kamil Dudka <kdudka@redhat.com>
Date: Fri, 3 Jun 2016 11:26:20 +0200
Subject: [PATCH] tool_urlglob: fix off-by-one error in glob_parse()
... causing SIGSEGV while parsing URL with too many globs.
Minimal example:
$ curl $(for i in $(seq 101); do printf '{a}'; done)
Reported-by: Romain Coltel
Bug: https://bugzilla.redhat.com/1340757
Upstream-commit: 584d0121c353ed855115c39f6cbc009854018029
Signed-off-by: Kamil Dudka <kdudka@redhat.com>
---
src/tool_urlglob.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/tool_urlglob.c b/src/tool_urlglob.c
index 70d17fe..a357b8b 100644
--- a/src/tool_urlglob.c
+++ b/src/tool_urlglob.c
@@ -400,7 +400,7 @@ static CURLcode glob_parse(URLGlob *glob, char *pattern,
}
}
- if(++glob->size > GLOB_PATTERN_NUM)
+ if(++glob->size >= GLOB_PATTERN_NUM)
return GLOBERROR("too many globs", pos, CURLE_URL_MALFORMAT);
}
return res;
--
2.5.5