Re: [libvirt] [PATCH] bridge: leases: Fix potential crash caused by use after free

Don't free individual JSON array members as the array will be freed at the end. This may potentially lead to a crash although it didn't crash on my setup. --- src/network/bridge_driver.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/src/network/bridge_driver.c b/src/network/bridge_driver.c index d5577e0..f3aff1c 100644 --- a/src/network/bridge_driver.c +++ b/src/network/bridge_driver.c @@ -3437,10 +3437,8 @@ networkGetDHCPLeasesHelper(virNetworkObjPtr obj, goto error; } - if (mac && virMacAddrCompare(mac, mac_tmp)) { - virJSONValueFree(lease_tmp); + if (mac && virMacAddrCompare(mac, mac_tmp)) continue; - } if (virJSONValueObjectGetNumberLong(lease_tmp, "expiry-time", &expirytime_tmp) < 0) { /* A lease cannot be present without expiry-time */