description: An incorrect size calculation in ldap_escape may lead to an integer overflow when overly long input is passed in, resulting in an out-of-bounds write. This issue affects HHVM prior to 4.56.2, all versions between 4.57.0 and 4.78.0, 4.79.0, 4.80.0, 4.81.0, 4.82.0, 4.83.0.
problem types: Heap-based Buffer Overflow (CWE-122)
affected:
{
product: HHVM
vendor: Facebook
versions:
lessThan: unspecified, status: unaffected, version: 4.83.1, versionType: custom
status: affected, version: 4.83.0
lessThan: unspecified, status: unaffected, version: 4.82.1, versionType: custom
status: affected, version: 4.82.0
lessThan: unspecified, status: unaffected, version: 4.81.1, versionType: custom
status: affected, version: 4.81.0
lessThan: unspecified, status: unaffected, version: 4.80.1, versionType: custom
status: affected, version: 4.80.0
lessThan: unspecified, status: unaffected, version: 4.79.1, versionType: custom
status: affected, version: 4.79.0
lessThan: unspecified, status: unaffected, version: 4.78.1, versionType: custom
lessThan: unspecified, status: affected, version: 4.57.0, versionType: custom
lessThan: unspecified, status: unaffected, version: 4.56.2, versionType: custom
lessThan: 4.56.2, status: affected, version: unspecified, versionType: custom
}