CVE-2019-14898: Race Condition
Incomplete fix for CVE-2019-11599, race condition between mmgetnotzero()/gettaskmm() and core dumping, in RHEL-7.
Other sources
Linux Kernel is vulnerable to a denial of service, caused by a race condition in between mmgetnotzero()/gettaskmm() and core dumping. By using a specially-crafted system call, a local authenticated attacker could exploit this vulnerability to cause the system to crash or obtain sensitive information.
— IBM
The fix for CVE-2019-11599 was not complete. A local user could use this flaw to obtain sensitive information, cause a denial of service, or possibly have other unspecified impacts by triggering a race condition with mmgetnotzero or gettaskmm calls.
The fix for CVE-2019-11599, affecting the Linux kernel before 5.0.10 was not complete. A local user could use this flaw to obtain sensitive information, cause a denial of service, or possibly have other unspecified impacts by triggering a race condition with mmgetnotzero or gettaskmm calls.
Affected Software
Remediation
Information
Event History
Parent advisories
This vulnerability appears in the following advisories.
Frequently Asked Questions
What is CVE-2019-14898?
CVE-2019-14898 is a vulnerability in the Linux Kernel that allows a local authenticated attacker to cause a denial of service or obtain sensitive information.
Which software versions are affected by CVE-2019-14898?
The affected software versions include Redhat Kernel 3.10.0-1062.12.1.rt56.1042.el7, Redhat Kernel 3.10.0-1062.12.1.el7, Redhat Kernel 4.18.0-147.5.1.rt24.98.el8_1, Redhat Kernel 4.18.0-147.5.1.el8_1, Linux Kernel 5.0.10, and Redhat Enterprise MRG 2.0.
What is the severity of CVE-2019-14898?
CVE-2019-14898 has a severity level of high.
How can I fix CVE-2019-14898?
To fix CVE-2019-14898, apply the appropriate patches provided by the software vendors or update to the patched versions of the affected software.
Where can I find more information about CVE-2019-14898?
You can find more information about CVE-2019-14898 at the following references: [link1](https://access.redhat.com/security/cve/CVE-2019-11599), [link2](https://bugs.chromium.org/p/project-zero/issues/detail?id=1790), [link3](https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.114).