description: When resolving a symlink, a race may occur where the buffer passed to `readlink` may actually be smaller than necessary.
*This bug only affects Firefox on Unix-based operating systems (Android, Linux, MacOS). Windows is unaffected.* This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
problem types: Symlinks may resolve to smaller than expected buffers
affected:
{
product: Firefox ESR
vendor: Mozilla
versions:
lessThan: 115.6, status: affected, version: unspecified, versionType: custom
}
{
product: Thunderbird
vendor: Mozilla
versions:
lessThan: 115.6, status: affected, version: unspecified, versionType: custom
}
{
product: Firefox
vendor: Mozilla
versions:
lessThan: 121, status: affected, version: unspecified, versionType: custom
}
