CVE-2022-48722: net: ieee802154: ca8210: Stop leaking skb's

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-06-20 · updated 2026-06-17
Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: net: ieee802154: ca8210: Stop leaking skb's Upon error the ieee802154_xmit_complete() helper is not called. Only ieee802154_wake_queue() is called manually. We then leak the skb structure. Free the skb structure upon error before returning.

Affected products

Linux kernel: from 4.12 before 4.14.265; from 4.15 before 4.19.228; from 4.20 before 5.4.178; from 5.5 before 5.10.99; from 5.11 before 5.15.22; from 5.16 before 5.16.8 — fixed in 4.14.265, 4.19.228, 5.10.99, 5.15.22, 5.16.8, 5.4.178

How to fix

Upgrade to a fixed version: Linux kernel 4.14.265, 4.19.228, 5.10.99, 5.15.22. Check the vendor advisory for mitigations.

References

Get alerted when CVE-2022-48722 or the next vulnerability affects your stack