CVE-2023-54141
kernel: wifi: ath11k: Add missing hw_ops->get_ring_selector() for IPQ5018
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · December 24, 2025
Updated · June 30, 2026
Description
A flaw was discovered in the ath11k wireless driver in the Linux kernel where the hardware operations structure for the IPQ5018 platform did not include a hw_ops->get_ring_selector callback. When network traffic is being sent after clients have connected, this missing function pointer may be dereferenced, causing a NULL pointer exception and a kernel backtrace or crash.
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
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 5.8CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H
CWE-476 · NULL Pointer Dereference