Описание
The pit_ioport_read in i8254.c in the Linux kernel before 2.6.33 and QEMU before 2.3.1 does not distinguish between read lengths and write lengths, which might allow guest OS users to execute arbitrary code on the host OS by triggering use of an invalid index.
Пакеты
| Пакет | Статус | Версия исправления | Релиз | Тип |
|---|---|---|---|---|
| qemu | fixed | 1:2.4+dfsg-1a | package | |
| qemu | not-affected | wheezy | package | |
| qemu | not-affected | squeeze | package | |
| qemu-kvm | not-affected | package | ||
| xen | fixed | 4.4.0-1 | package | |
| xen | not-affected | wheezy | package | |
| linux | not-affected | package | ||
| linux-2.6 | fixed | 2.6.37-1 | package | |
| linux-2.6 | no-dsa | squeeze | package |
Примечания
Xen switched to qemu-system in 4.4.0-1
Upstream commit: http://git.qemu.org/?p=qemu.git;a=commitdiff;h=d4862a87e31a51de9eb260f25c9e99a75efe3235
Introduced in http://git.qemu.org/?p=qemu.git;a=commitdiff;h=0505bcdec8228d8de39ab1a02644e71999e7c052 (v1.3.0-rc0)
Upstream commit: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee73f656a604d5aa9df86a97102e4e462dd79924 (v2.6.33-rc8)
Связанные уязвимости
The pit_ioport_read in i8254.c in the Linux kernel before 2.6.33 and QEMU before 2.3.1 does not distinguish between read lengths and write lengths, which might allow guest OS users to execute arbitrary code on the host OS by triggering use of an invalid index.
The pit_ioport_read in i8254.c in the Linux kernel before 2.6.33 and QEMU before 2.3.1 does not distinguish between read lengths and write lengths, which might allow guest OS users to execute arbitrary code on the host OS by triggering use of an invalid index.
The pit_ioport_read in i8254.c in the Linux kernel before 2.6.33 and QEMU before 2.3.1 does not distinguish between read lengths and write lengths, which might allow guest OS users to execute arbitrary code on the host OS by triggering use of an invalid index.
The pit_ioport_read in i8254.c in the Linux kernel before 2.6.33 and QEMU before 2.3.1 does not distinguish between read lengths and write lengths, which might allow guest OS users to execute arbitrary code on the host OS by triggering use of an invalid index.
Уязвимость эмулятора аппаратного обеспечения QEMU, позволяющая нарушителю выполнить произвольный код на хостовой операционной системе