Red Hat: CVE-2019-9213: Important: kernel-alt security and bug fix update (Multiple Advisories)
5
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
03/05/2019
04/25/2019
04/24/2019
05/17/2022
Description
In the Linux kernel before 4.20.14, expand_downwards in mm/mmap.c lacks a check for the mmap minimum address, which makes it easier for attackers to exploit kernel NULL pointer dereferences on non-SMAP platforms. This is related to a capability check for the wrong task.
Solution(s)
- redhat-upgrade-kernel
- redhat-upgrade-kernel-rt
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