Описание
The netfilter subsystem in the Linux kernel through 4.5.2 does not validate certain offset fields, which allows local users to gain privileges or cause a denial of service (heap memory corruption) via an IPT_SO_SET_REPLACE setsockopt call.
Пакеты
| Пакет | Статус | Версия исправления | Релиз | Тип |
|---|---|---|---|---|
| linux | fixed | 4.5.1-1 | package | |
| linux | no-dsa | wheezy | package |
Примечания
https://code.google.com/p/google-security-research/issues/detail?id=758
https://patchwork.ozlabs.org/patch/595575/
http://marc.info/?l=netfilter-devel&m=145757134822741&w=2
https://www.openwall.com/lists/oss-security/2016/03/10/4
https://www.openwall.com/lists/oss-security/2016/03/10/7
Non-privileged user namespaces disabled by default, only vulnerable with sysctl kernel.unprivileged_userns_clone=1
Связанные уязвимости
The netfilter subsystem in the Linux kernel through 4.5.2 does not validate certain offset fields, which allows local users to gain privileges or cause a denial of service (heap memory corruption) via an IPT_SO_SET_REPLACE setsockopt call.
The netfilter subsystem in the Linux kernel through 4.5.2 does not validate certain offset fields, which allows local users to gain privileges or cause a denial of service (heap memory corruption) via an IPT_SO_SET_REPLACE setsockopt call.
The netfilter subsystem in the Linux kernel through 4.5.2 does not validate certain offset fields, which allows local users to gain privileges or cause a denial of service (heap memory corruption) via an IPT_SO_SET_REPLACE setsockopt call.
The netfilter subsystem in the Linux kernel through 4.5.2 does not validate certain offset fields, which allows local users to gain privileges or cause a denial of service (heap memory corruption) via an IPT_SO_SET_REPLACE setsockopt call.
ELSA-2016-3625: Unbreakable Enterprise kernel security and bugfix update (IMPORTANT)