CVE-2019-19045: Medium severity Linux Linux kernel vulnerability
A memory leak in the mlx5fpgaconncreatecq() function in drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c in the Linux kernel before 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering mlx5vector2eqn() failures, aka CID-c8c2a057fdc7.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 5.10.223-1Fixed in 5.10.262-1Fixed in 6.1.176-1Fixed in 6.1.180-1Fixed in 6.12.94-1Fixed in 6.12.101-1Fixed in 7.1.8-1Fixed in 7.1.8-2 - Upgrade
Upgrade
Linux kernel (drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c)to a version that resolves this vulnerability.Fixed in 5.3.11Patch CID-c8c2a057fdc7
Event History
Frequently Asked Questions
What is the severity of CVE-2019-19045?
CVE-2019-19045 has a medium severity rating as it can lead to a denial of service through memory consumption.
How do I fix CVE-2019-19045?
To fix CVE-2019-19045, upgrade to Linux kernel versions 5.3.11 or later.
What software is affected by CVE-2019-19045?
CVE-2019-19045 affects various versions of the Linux kernel prior to 5.3.11 across multiple distributions.
What is the impact of CVE-2019-19045?
CVE-2019-19045 allows attackers to trigger failures that may consume excessive memory, causing service interruptions.
When was CVE-2019-19045 disclosed?
CVE-2019-19045 was disclosed on November 29, 2019.