CVE-2026-99044
kernel: ice: fix use-after-free in dynamic port cleanup
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · October 23, 2026
Updated · October 29, 2026
Description
A flaw was found in the Linux kernel's ice network driver. During dynamic port cleanup, the driver prematurely frees internal interface memory before removing the port entry, resulting in a use-after-free condition. A local user could exploit this flaw to cause a Denial of Service (DoS) through a system crash or potentially achieve privilege escalation.
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 · 4.4CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CWE-825 · Expired Pointer Dereference