CVE-2019-19043 — Missing Release of Memory after Effective Lifetime in Linux
Severity
5.5MEDIUMNVD
OSV4.6
EPSS
0.1%
top 69.03%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedNov 18
Latest updateMay 24
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 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages3 packages
Also affects: Ubuntu Linux 18.04, 19.10, Fedora 30, 31
Patches
🔴Vulnerability Details
3GHSA▶
GHSA-576g-7959-7vh3: A memory leak in the i40e_setup_macvlans() function in drivers/net/ethernet/intel/i40e/i40e_main↗2022-05-24
OSV▶
linux, linux-aws, linux-gcp, linux-gcp-5.3, linux-gke-5.3, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-raspi2-5.3, linux-azure, linux-azure-5.3 vulnerabilities↗2020-03-25
OSV▶
CVE-2019-19043: A memory leak in the i40e_setup_macvlans() function in drivers/net/ethernet/intel/i40e/i40e_main↗2019-11-18