Уязвимость CVE-2020-14308: Информация
Описание
In grub2 versions before 2.06 the grub memory allocator doesn't check for possible arithmetic overflows on the requested allocation size. This leads the function to return invalid memory allocations which can be further used to cause possible integrity, confidentiality and availability impacts during the boot process.
Важность: MEDIUM (6,4) Вектор: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Исправленные пакеты
Имя пакета | Ветка | Исправлено в версии | Версия в репозитории | Errata ID | № Задания | Состояние |
|---|---|---|---|---|---|---|
| grub | sisyphus | 2.04-alt1 | 2.06-alt19 | ALT-PU-2020-3534-1 | 261809 | Исправлено |
| grub | sisyphus_riscv64 | 2.06-alt0.5.rv64.3 | 2.06-alt0.5.rv64.3 | ALT-PU-2022-4067-1 | - | Исправлено |
| grub | p10 | 2.04-alt1 | 2.06-alt17 | ALT-PU-2020-3534-1 | 261809 | Исправлено |
| grub | c10f1 | 2.04-alt1 | 2.06-alt7 | ALT-PU-2020-3534-1 | 261809 | Исправлено |
| grub | c9f2 | 2.06-alt4 | 2.06-alt4 | ALT-PU-2021-3464-1 | 291032 | Исправлено |
| grub | p11 | 2.04-alt1 | 2.06-alt19 | ALT-PU-2020-3534-1 | 261809 | Исправлено |
Ссылки на рекомендации, решения и инструменты
Ссылка | Ресурс |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1852009 |
|
| [oss-security] 20200729 multiple secure boot grub2 and linux kernel vulnerabilities |
|
| https://security.netapp.com/advisory/ntap-20200731-0008/ |
|
| USN-4432-1 |
|
| openSUSE-SU-2020:1169 |
|
| openSUSE-SU-2020:1168 |
|
| GLSA-202104-05 |
|
| [oss-security] 20210916 Containers-optimized OS (COS) membership in the linux-distros list |
|
| [oss-security] 20210917 Re: Containers-optimized OS (COS) membership in the linux-distros list |
|
| [oss-security] 20210920 Re: Containers-optimized OS (COS) membership in the linux-distros list |
|