PT-2019-4285 · Linux+5 · Linux Kernel+5
Will Dormann
·
Published
2019-09-10
·
Updated
2023-01-17
·
CVE-2019-19074
CVSS v2.0
7.8
High
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:C |
Name of the Vulnerable Software and Affected Versions
Linux kernel versions prior to 5.3.11
Description
The issue is related to a memory leak in the Linux kernel, specifically in the ath9k wmi cmd() function. This memory leak can be exploited by a remote attacker to cause a denial of service due to memory consumption. The problem is associated with uncontrolled resource consumption.
Recommendations
For Linux kernel versions prior to 5.3.11, update to version 5.3.11 or later to resolve the issue.
As a temporary workaround, consider restricting access to the vulnerable function
ath9k wmi cmd() until a patch is available.Fix
DoS
Memory Leak
Resource Exhaustion
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Related Identifiers
Affected Products
Alt Linux
Centos
Linux Kernel
Red Hat
Suse
Ubuntu