If a garbage collection was triggered at the right time, a use-after-free could have occurred during object transplant. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.
{
"binaries": [
{
"binary_version": "127.0.2+build1-0ubuntu0.20.04.1",
"binary_name": "firefox"
},
{
"binary_version": "127.0.2+build1-0ubuntu0.20.04.1",
"binary_name": "firefox-dev"
},
{
"binary_version": "127.0.2+build1-0ubuntu0.20.04.1",
"binary_name": "firefox-geckodriver"
},
{
"binary_version": "127.0.2+build1-0ubuntu0.20.04.1",
"binary_name": "firefox-mozsymbols"
}
],
"availability": "No subscription required"
}{
"binaries": [
{
"binary_version": "1:115.12.0+build3-0ubuntu0.20.04.1",
"binary_name": "thunderbird"
},
{
"binary_version": "1:115.12.0+build3-0ubuntu0.20.04.1",
"binary_name": "thunderbird-dev"
},
{
"binary_version": "1:115.12.0+build3-0ubuntu0.20.04.1",
"binary_name": "thunderbird-gnome-support"
},
{
"binary_version": "1:115.12.0+build3-0ubuntu0.20.04.1",
"binary_name": "thunderbird-mozsymbols"
},
{
"binary_version": "1:115.12.0+build3-0ubuntu0.20.04.1",
"binary_name": "xul-ext-calendar-timezones"
},
{
"binary_version": "1:115.12.0+build3-0ubuntu0.20.04.1",
"binary_name": "xul-ext-gdata-provider"
},
{
"binary_version": "1:115.12.0+build3-0ubuntu0.20.04.1",
"binary_name": "xul-ext-lightning"
}
],
"availability": "No subscription required"
}{
"binaries": [
{
"binary_version": "1:115.12.0+build3-0ubuntu0.22.04.1",
"binary_name": "thunderbird"
},
{
"binary_version": "1:115.12.0+build3-0ubuntu0.22.04.1",
"binary_name": "thunderbird-dev"
},
{
"binary_version": "1:115.12.0+build3-0ubuntu0.22.04.1",
"binary_name": "thunderbird-gnome-support"
},
{
"binary_version": "1:115.12.0+build3-0ubuntu0.22.04.1",
"binary_name": "thunderbird-mozsymbols"
},
{
"binary_version": "1:115.12.0+build3-0ubuntu0.22.04.1",
"binary_name": "xul-ext-calendar-timezones"
},
{
"binary_version": "1:115.12.0+build3-0ubuntu0.22.04.1",
"binary_name": "xul-ext-gdata-provider"
},
{
"binary_version": "1:115.12.0+build3-0ubuntu0.22.04.1",
"binary_name": "xul-ext-lightning"
}
],
"availability": "No subscription required"
}