mozilla -- multiple vulnerabilities

Mozilla Project reports: MFSA 2010-07 Fixes for potentially exploitable crashes ported to the legacy branch MFSA 2010-06 Scriptable plugin execution in SeaMonkey mail MFSA 2009-68 NTLM reflection vulnerability MFSA 2009-62 Download filename spoofing with RTL override MFSA 2009-59 Heap buffer...

Heap buffer overflow in string to number conversion

Passing very long strings through the string to number conversion using JavaScript in Opera may result in heap buffer overflows. This also affects the dtoa routine, and was reported in CVE-2009-0689. In most cases Opera will just freeze or terminate, but in some cases this could lead to a crash...