EncryptingOutputStream was susceptible to exposing uninitialized data. This issue could only be abused in order to write data to a local disk which may have implications for private browsing mode. This vulnerability affects Firefox ESR < 115.6 and Firefox < 121.
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "firefox",
"binary_version": "121.0+build1-0ubuntu0.20.04.1"
},
{
"binary_name": "firefox-dev",
"binary_version": "121.0+build1-0ubuntu0.20.04.1"
},
{
"binary_name": "firefox-geckodriver",
"binary_version": "121.0+build1-0ubuntu0.20.04.1"
},
{
"binary_name": "firefox-mozsymbols",
"binary_version": "121.0+build1-0ubuntu0.20.04.1"
}
]
}