Описание
IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure.
Пакеты
| Пакет | Статус | Версия исправления | Релиз | Тип |
|---|---|---|---|---|
| xen | fixed | 4.16.2+90-g0d39a6d1ae-1 | package | |
| xen | end-of-life | buster | package |
Примечания
https://xenbits.xen.org/xsa/advisory-422.html
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1040
EPSS
Связанные уязвимости
IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure.
IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure.
IBPB may not prevent return branch predictions from being specified by pre-IBPB branch targets leading to a potential information disclosure.
AMD: CVE-2022-23824 IBPB and Return Address Predictor Interactions
EPSS