Mozilla Updater does not lock MAR file after signature verification — Mozilla

Security researcher Seb Patane reported that the Mozilla Updater does not write-lock the MAR update file when it is in use by the Updater. This leaves open the possibility of altering the contents of the MAR file after the signature on the file has been verified as valid but before it has been...

Buffer overflow in Mozilla Maintenance Service and Mozilla Updater — Mozilla

Security researcher Seb Patane reported stack buffer overflows in both the Maintenance Service and the Mozilla Updater when unexpectedly long paths were encountered. A local attacker could pass these as command-line arguments to the Maintenance Service to crash either program and potentially lead...