CVE-2024-43848
kernel: wifi: mac80211: fix TTLM teardown work
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 17, 2024
Updated · October 30, 2026
Description
In the Linux kernel, the following vulnerability has been resolved:
wifi: mac80211: fix TTLM teardown work
The worker calculates the wrong sdata pointer, so if it ever runs, it'll crash. Fix that.
Statement
This vulnerability is rated as Moderate because successful exploitation results in a kernel crash and local denial of service, without threatening system confidentiality or integrity. Triggering the condition requires active wireless hardware and specific connection teardown handling within the mac80211 subsystem. Standard Red Hat Enterprise Linux deployments typically run in server or cloud environments without wireless interfaces, significantly constraining potential exposure.
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 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-20 · Improper Input Validation