CVE-2019-19080
kernel: memory leaks in the nfp_flower_spawn_phy_reprs() function in drivers/net/ethernet/netronome/nfp/flower/main.c leads to DoS
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 25, 2019
Updated · October 9, 2026
Description
A flaw was found in the way the NFP4000/NFP6000 TC Flower offload functionality in the Linux kernel handled memory cleanup on failures. This flaw allows an attacker to cause a denial of service and crash the system.
Statement
This issue is rated as having Low impact because of the low memory conditions needed to trigger this issue.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
To mitigate this issue, prevent module nfp from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.
CVSS / CWE
CVSS 3.1 · 5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-400 · Uncontrolled Resource Consumption