Vulnerability in Linux
CVE-2022-49866
In the Linux kernel, the following vulnerability has been resolved: net: wwan: mhi: fix memory leak in mhi_mbim_dellink MHI driver registers network device without setting the needs_free_netdev flag, and does NOT call free_netdev() when unregisters network device, which causes a memory leak. This patch sets needs_free_netdev to true when registers network device, which makes netdev subsystem call free_netdev() automatically after unregister_netdevice().
EPSS: 0.002 (7.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux — versions aa730a9905b7b079ef2fffdab7f15dbb842f5c7c, 5.15, 0
- Linux Linux_kernel — versions 6.1
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2022-49866?
- CVE-2022-49866 is a medium-severity vulnerability in Linux, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2025-05-01.
- How severe is CVE-2022-49866?
- Medium severity. CVSS v3 base score is 5.5 out of 10.