From: Florian Zumbiehl <florz@florz.de>
Date: Tue, 1 Sep 2009 11:26:37 +0000 (+0200)
Subject: udev-rules.c: parse_file() - fix possible buffer overflow
X-Git-Tag: 174~792
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=6d691b2bd669ea0bb3472a7a7d86780dd351977f

udev-rules.c: parse_file() - fix possible buffer overflow
---

diff --git a/udev/udev-rules.c b/udev/udev-rules.c
index 4d9fa70ae..da08bc11f 100644
--- a/udev/udev-rules.c
+++ b/udev/udev-rules.c
@@ -1599,6 +1599,8 @@ static int parse_file(struct udev_rules *rules, const char *filename, unsigned s
 		while (line[len-2] == '\\') {
 			if (fgets(&line[len-2], (sizeof(line)-len)+2, f) == NULL)
 				break;
+			if (strlen(&line[len-2]) < 2)
+				break;
 			line_nr++;
 			len = strlen(line);
 		}