A texture upload of a Pixel Buffer Object could have confused the WebGL code to skip binding the buffer used to unpack it, resulting in memory corruption and a potentially exploitable information leak or crash. This vulnerability affects Firefox ESR < 78.9, Firefox < 87, and Thunderbird < 78.9.
[
{
"events": [
{
"introduced": "0"
},
{
"fixed": "87.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "78.9"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "78.9"
}
]
}
]
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-23981.json"