Описание
An issue was discovered in the proc_pid_stack function in fs/proc/base.c in the Linux kernel through 4.18.11. It does not ensure that only root may inspect the kernel stack of an arbitrary task, allowing a local attacker to exploit racy stack unwinding and leak kernel task stack contents.
An issue was discovered in the proc_pid_stack function in fs/proc/base.c in the Linux kernel through 4.18.11. It does not ensure that only root may inspect the kernel stack of an arbitrary task, allowing a local attacker to exploit racy stack unwinding and leak kernel task stack contents.
Ссылки
- https://nvd.nist.gov/vuln/detail/CVE-2018-17972
- https://usn.ubuntu.com/3880-2
- https://usn.ubuntu.com/3880-1
- https://usn.ubuntu.com/3871-5
- https://usn.ubuntu.com/3871-4
- https://usn.ubuntu.com/3871-3
- https://usn.ubuntu.com/3871-1
- https://usn.ubuntu.com/3835-1
- https://usn.ubuntu.com/3832-1
- https://usn.ubuntu.com/3821-2
- https://usn.ubuntu.com/3821-1
- https://support.f5.com/csp/article/K27673650?utm_source=f5support&utm_medium=RSS
- https://marc.info/?l=linux-fsdevel&m=153806242024956&w=2
- https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html
- https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html
- https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
- https://access.redhat.com/errata/RHSA-2019:2473
- https://access.redhat.com/errata/RHSA-2019:0831
- https://access.redhat.com/errata/RHSA-2019:0514
- https://access.redhat.com/errata/RHSA-2019:0512
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00043.html
- http://www.securityfocus.com/bid/105525
Связанные уязвимости
An issue was discovered in the proc_pid_stack function in fs/proc/base.c in the Linux kernel through 4.18.11. It does not ensure that only root may inspect the kernel stack of an arbitrary task, allowing a local attacker to exploit racy stack unwinding and leak kernel task stack contents.
An issue was discovered in the proc_pid_stack function in fs/proc/base.c in the Linux kernel through 4.18.11. It does not ensure that only root may inspect the kernel stack of an arbitrary task, allowing a local attacker to exploit racy stack unwinding and leak kernel task stack contents.
An issue was discovered in the proc_pid_stack function in fs/proc/base.c in the Linux kernel through 4.18.11. It does not ensure that only root may inspect the kernel stack of an arbitrary task, allowing a local attacker to exploit racy stack unwinding and leak kernel task stack contents.
An issue was discovered in the proc_pid_stack function in fs/proc/base ...
Уязвимость функции proc_pid_stack ядра операционных систем Linux, позволяющая нарушителю получить несанкционированный доступ к защищаемой информации