CWE-252: Unchecked Return Value vulnerability exists that could cause denial of service of the device when an attacker sends a specially crafted HTTP request.
Common Unix Printing System (CUPS) 1.1.14 through 1.1.17 does not properly check the return values of various file and socket operations, which could allow a remote attacker to cause a denial of servi...
Internet Systems Consortium (ISC) BIND 9.6.0 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the c...
In Wireshark 2.6.0 to 2.6.1 and 2.4.0 to 2.4.7, the CoAP protocol dissector could crash. This was addressed in epan/dissectors/packet-coap.c by properly checking for a NULL condition.
QEMU can have an infinite loop in hw/rdma/vmw/pvrdma_dev_ring.c because return values are not checked (and -1 is mishandled).
In Wireshark 3.0.0, the TSDNS dissector could crash. This was addressed in epan/dissectors/packet-tsdns.c by splitting strings safely.
The upnp_event_prepare function in upnpevents.c in MiniUPnP MiniUPnPd through 2.1 allows a remote attacker to leak information from the heap due to improper validation of an snprintf return value.