CVE-2026-72038
kernel: net: liquidio: fix BAR resource leak on PF number failure
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 15, 2026
Updated · August 19, 2026
Description
A flaw was found in the liquidio network driver within the Linux kernel. This vulnerability occurs when the cn23xx_get_pf_num() function fails, leading to Base Address Register (BAR) resources not being properly unmapped. This resource leak could potentially be exploited by a local attacker to cause a Denial of Service (DoS) or system instability.
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
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-772 · Missing Release of Resource after Effective Lifetime