From: Michael Tremer <michael.tremer@ipfire.org>
Date: Fri, 19 Aug 2022 11:44:19 +0000 (+0000)
Subject: file: Perform some basic checks on file paths
X-Git-Tag: 0.9.28~430
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d13bd5b7130bde745a00a56d81acf95062179d95;p=pakfire.git

file: Perform some basic checks on file paths

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/libpakfire/file.c b/src/libpakfire/file.c
index 90e90aefa..8d38e745d 100644
--- a/src/libpakfire/file.c
+++ b/src/libpakfire/file.c
@@ -272,6 +272,12 @@ const char* pakfire_file_get_abspath(struct pakfire_file* file) {
 }
 
 int pakfire_file_set_abspath(struct pakfire_file* file, const char* path) {
+	// Check if path is set and absolute
+	if (!path || *path != '/') {
+		errno = EINVAL;
+		return 1;
+	}
+
 	return pakfire_string_set(file->abspath, path);
 }
 
@@ -280,6 +286,12 @@ PAKFIRE_EXPORT const char* pakfire_file_get_path(struct pakfire_file* file) {
 }
 
 PAKFIRE_EXPORT int pakfire_file_set_path(struct pakfire_file* file, const char* path) {
+	// Check if path is set and absolute
+	if (!path || *path != '/') {
+		errno = EINVAL;
+		return 1;
+	}
+
 	return pakfire_string_set(file->path, path);
 }