description: An invalid free in mb_detect_order can cause the application to crash or potentially result in remote code execution. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1.
problem types: CWE-763: Release of Invalid Pointer or Reference
affected:
{
product: HHVM
vendor: Facebook
versions:
status: affected, version: 4.28.2
lessThan: unspecified, status: affected, version: 4.28.0, versionType: custom
status: affected, version: 4.27.1
lessThan: unspecified, status: affected, version: 4.27.0, versionType: custom
status: affected, version: 4.26.1
lessThan: unspecified, status: affected, version: 4.26.0, versionType: custom
status: affected, version: 4.25.1
lessThan: unspecified, status: affected, version: 4.25.0, versionType: custom
status: affected, version: 4.24.1
lessThan: unspecified, status: affected, version: 4.24.0, versionType: custom
status: affected, version: 4.23.2
lessThan: unspecified, status: affected, version: 4.9.0, versionType: custom
status: affected, version: 4.8.6
lessThan: unspecified, status: affected, version: 4.0.0, versionType: custom
status: affected, version: 3.30.12
lessThan: 3.30.12, status: affected, version: unspecified, versionType: custom
}