In some cases, an untrusted input stream was copied to a stack buffer without checking its size. This resulted in a potentially exploitable crash which could have led to a sandbox escape. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
[
{
"product": "Firefox",
"vendor": "Mozilla",
"versions": [
{
"lessThan": "116",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "Firefox ESR",
"vendor": "Mozilla",
"versions": [
{
"lessThan": "102.14",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "Firefox ESR",
"vendor": "Mozilla",
"versions": [
{
"lessThan": "115.1",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]
bugzilla.mozilla.org/show_bug.cgi?id=1843038
lists.debian.org/debian-lts-announce/2023/08/msg00008.html
lists.debian.org/debian-lts-announce/2023/08/msg00010.html
www.debian.org/security/2023/dsa-5464
www.debian.org/security/2023/dsa-5469
www.mozilla.org/security/advisories/mfsa2023-29/
www.mozilla.org/security/advisories/mfsa2023-30/
www.mozilla.org/security/advisories/mfsa2023-31/