Vulnerability Description
A memory leak in the i40e_setup_macvlans() function in drivers/net/ethernet/intel/i40e/i40e_main.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering i40e_setup_channel() failures, aka CID-27d461333459.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 5.3.11 |
| Canonical | Ubuntu Linux | 18.04 |
| Fedoraproject | Fedora | 30 |
Related Weaknesses (CWE)
References
- https://github.com/torvalds/linux/commit/27d461333459d282ffa4a2bdb6b215a59d493a8PatchThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
- https://usn.ubuntu.com/4300-1/Third Party Advisory
- https://github.com/torvalds/linux/commit/27d461333459d282ffa4a2bdb6b215a59d493a8PatchThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
- https://usn.ubuntu.com/4300-1/Third Party Advisory
FAQ
What is CVE-2019-19043?
CVE-2019-19043 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A memory leak in the i40e_setup_macvlans() function in drivers/net/ethernet/intel/i40e/i40e_main.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption)...
How severe is CVE-2019-19043?
CVE-2019-19043 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-19043?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux, Fedoraproject Fedora.