Race condition in the JPEGEncoder function in Mozilla Firefox before 42.0 and Firefox ESR 38.x before 38.4 allows remote attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow) via vectors involving a CANVAS element and crafted JavaScript code.
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "firefox",
"binary_version": "42.0+build2-0ubuntu0.14.04.1"
},
{
"binary_name": "firefox-dev",
"binary_version": "42.0+build2-0ubuntu0.14.04.1"
},
{
"binary_name": "firefox-globalmenu",
"binary_version": "42.0+build2-0ubuntu0.14.04.1"
},
{
"binary_name": "firefox-mozsymbols",
"binary_version": "42.0+build2-0ubuntu0.14.04.1"
},
{
"binary_name": "firefox-testsuite",
"binary_version": "42.0+build2-0ubuntu0.14.04.1"
}
]
}
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "thunderbird",
"binary_version": "1:38.4.0+build3-0ubuntu0.14.04.1"
},
{
"binary_name": "thunderbird-dev",
"binary_version": "1:38.4.0+build3-0ubuntu0.14.04.1"
},
{
"binary_name": "thunderbird-globalmenu",
"binary_version": "1:38.4.0+build3-0ubuntu0.14.04.1"
},
{
"binary_name": "thunderbird-gnome-support",
"binary_version": "1:38.4.0+build3-0ubuntu0.14.04.1"
},
{
"binary_name": "thunderbird-mozsymbols",
"binary_version": "1:38.4.0+build3-0ubuntu0.14.04.1"
},
{
"binary_name": "thunderbird-testsuite",
"binary_version": "1:38.4.0+build3-0ubuntu0.14.04.1"
},
{
"binary_name": "xul-ext-calendar-timezones",
"binary_version": "1:38.4.0+build3-0ubuntu0.14.04.1"
},
{
"binary_name": "xul-ext-gdata-provider",
"binary_version": "1:38.4.0+build3-0ubuntu0.14.04.1"
},
{
"binary_name": "xul-ext-lightning",
"binary_version": "1:38.4.0+build3-0ubuntu0.14.04.1"
}
]
}