An attacker was able to achieve code execution in the content process by exploiting a use-after-free in Animation timelines. We have had reports of this vulnerability being exploited in the wild. This vulnerability affects Firefox < 131.0.2, Firefox ESR < 128.3.1, Firefox ESR < 115.16.1, Thunderbird < 131.0.1, Thunderbird < 128.3.1, and Thunderbird < 115.16.0.
{
"binaries": [
{
"binary_version": "52.9.1-0ubuntu0.18.04.1",
"binary_name": "libmozjs-52-0"
},
{
"binary_version": "52.9.1-0ubuntu0.18.04.1",
"binary_name": "libmozjs-52-dev"
}
],
"priority_reason": "Listed in the CISA Known Exploited Vulnerabilities (KEV) Catalog for Firefox"
}{
"binaries": [
{
"binary_version": "38.8.0~repack1-0ubuntu4",
"binary_name": "libmozjs-38-0"
},
{
"binary_version": "38.8.0~repack1-0ubuntu4",
"binary_name": "libmozjs-38-dev"
}
],
"priority_reason": "Listed in the CISA Known Exploited Vulnerabilities (KEV) Catalog for Firefox"
}{
"binaries": [
{
"binary_version": "131.0.2+build1-0ubuntu0.20.04.1",
"binary_name": "firefox"
},
{
"binary_version": "131.0.2+build1-0ubuntu0.20.04.1",
"binary_name": "firefox-dev"
},
{
"binary_version": "131.0.2+build1-0ubuntu0.20.04.1",
"binary_name": "firefox-geckodriver"
},
{
"binary_version": "131.0.2+build1-0ubuntu0.20.04.1",
"binary_name": "firefox-mozsymbols"
}
],
"availability": "No subscription required",
"priority_reason": "Listed in the CISA Known Exploited Vulnerabilities (KEV) Catalog for Firefox"
}{
"binaries": [
{
"binary_version": "1:115.16.0+build2-0ubuntu0.20.04.1",
"binary_name": "thunderbird"
},
{
"binary_version": "1:115.16.0+build2-0ubuntu0.20.04.1",
"binary_name": "thunderbird-dev"
},
{
"binary_version": "1:115.16.0+build2-0ubuntu0.20.04.1",
"binary_name": "thunderbird-gnome-support"
},
{
"binary_version": "1:115.16.0+build2-0ubuntu0.20.04.1",
"binary_name": "thunderbird-mozsymbols"
},
{
"binary_version": "1:115.16.0+build2-0ubuntu0.20.04.1",
"binary_name": "xul-ext-calendar-timezones"
},
{
"binary_version": "1:115.16.0+build2-0ubuntu0.20.04.1",
"binary_name": "xul-ext-gdata-provider"
},
{
"binary_version": "1:115.16.0+build2-0ubuntu0.20.04.1",
"binary_name": "xul-ext-lightning"
}
],
"availability": "No subscription required",
"priority_reason": "Listed in the CISA Known Exploited Vulnerabilities (KEV) Catalog for Firefox"
}{
"binaries": [
{
"binary_version": "102.15.1-0ubuntu0.22.04.1",
"binary_name": "libmozjs-102-0"
},
{
"binary_version": "102.15.1-0ubuntu0.22.04.1",
"binary_name": "libmozjs-102-dev"
}
],
"priority_reason": "Listed in the CISA Known Exploited Vulnerabilities (KEV) Catalog for Firefox"
}{
"binaries": [
{
"binary_version": "1:115.16.0+build2-0ubuntu0.22.04.1",
"binary_name": "thunderbird"
},
{
"binary_version": "1:115.16.0+build2-0ubuntu0.22.04.1",
"binary_name": "thunderbird-dev"
},
{
"binary_version": "1:115.16.0+build2-0ubuntu0.22.04.1",
"binary_name": "thunderbird-gnome-support"
},
{
"binary_version": "1:115.16.0+build2-0ubuntu0.22.04.1",
"binary_name": "thunderbird-mozsymbols"
},
{
"binary_version": "1:115.16.0+build2-0ubuntu0.22.04.1",
"binary_name": "xul-ext-calendar-timezones"
},
{
"binary_version": "1:115.16.0+build2-0ubuntu0.22.04.1",
"binary_name": "xul-ext-gdata-provider"
},
{
"binary_version": "1:115.16.0+build2-0ubuntu0.22.04.1",
"binary_name": "xul-ext-lightning"
}
],
"availability": "No subscription required",
"priority_reason": "Listed in the CISA Known Exploited Vulnerabilities (KEV) Catalog for Firefox"
}