Make temporary directory safely when ~/.w3m is unwritablev0.5.3+git20170102+deb9u1master-stretch

Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=888097 [CVE-2018-6198]

1 files changed, 5 insertions, 0 deletions

diff --git a/main.c b/main.c
index 85b0003..b99928c 100644
--- a/main.c
+++ b/main.c
@@ -5972,6 +5972,11 @@ w3m_exit(int i)
 #ifdef __MINGW32_VERSION
     WSACleanup();
 #endif
+    if (no_rc_dir && tmp_dir != rc_dir)
+	if (rmdir(tmp_dir) != 0) {
+	    fprintf(stderr, "Can't remove temporary directory (%s)!\n", tmp_dir);
+	    exit(1);
+	}
     exit(i);
 }