Double Free in Linux
CVE-2024-50235
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: clear wdev->cqm_config pointer on free When we free wdev->cqm_config when unregistering, we also need to clear out the pointer since the same wdev/netdev may get re-registered in another network namespace, then destroyed later, running this code again, which results in a double-free.
Vulnerability class: Double Free
EPSS: 0.002 (15.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux — versions 6.6, 0, 6.6.60
- Linux Linux_kernel — versions 6.12
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2024-50235?
- CVE-2024-50235 is a high-severity vulnerability in Linux, classified under Double Free. CVSS score: 7.8/10. Published 2024-11-09.
- How severe is CVE-2024-50235?
- High severity. CVSS v3 base score is 7.8 out of 10.