[systemd-commits] src/libsystemd-network

Lennart Poettering lennart at kemper.freedesktop.org
Tue Feb 10 12:12:31 PST 2015


 src/libsystemd-network/test-lldp.c |    1 +
 1 file changed, 1 insertion(+)

New commits:
commit 2e1a569b77f656500317cf2ca2382e9222ceab2f
Author: Philippe De Swert <philippedeswert at gmail.com>
Date:   Sun Feb 8 22:21:51 2015 +0200

    libsystemd-network: Avoid potential NULL dereference in test-lldp
    
    As a malloc0 could fail, doing a strncpy without checking could
    cause issues. Adding an assert should be good enough and in line
    with other similar routines in the code.
    
    Found with Coverity Fixes: CID#1261402

diff --git a/src/libsystemd-network/test-lldp.c b/src/libsystemd-network/test-lldp.c
index 288aac5..2e6bf14 100644
--- a/src/libsystemd-network/test-lldp.c
+++ b/src/libsystemd-network/test-lldp.c
@@ -166,6 +166,7 @@ static int lldp_parse_system_name_tlv(tlv_packet *m) {
         assert_se(tlv_packet_read_string(m, &str, &length) >= 0);
 
         p = malloc0(length + 1);
+        assert_se(p);
         strncpy(p, str, length);
 
         assert_se(streq(p, TEST_LLDP_TYPE_SYSTEM_NAME) == 1);



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