CVE-2026-23281
kernel: wifi: libertas: fix use-after-free in lbs_free_adapter()
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Severity
UnknownRed Hat Product Security
CVSS
Review impact separately from score.
Published · March 25, 2026
Updated · June 28, 2026
Description
A flaw was found in the Linux kernel's Marvell Libertas Wi-Fi driver. This vulnerability, a use-after-free, occurs because the system does not properly synchronize the freeing of memory with ongoing timer operations. If a timer attempts to access resources after they have been released, it can lead to system instability or crashes. In some scenarios, this type of flaw could potentially be exploited by an attacker to execute unauthorized code.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CWE-821 · Incorrect Synchronization