CVE-2022-49979 | Linux Kernel up to 5.10.140/5.15.64/5.19.6 lib/refcount.c smc_fback_replace_callbacks sk_user_data reference count (Nessus ID 271309 / WID-SEC-2025-1350)
A vulnerability, which was classified as problematic, was found in Linux Kernel up to 5.10.140/5.15.64/5.19.6. Affected is the function smc_fback_replace_callbacks in the library lib/refcount.c. Executing manipulation of the argument sk_user_data can lead to improper update of reference count.
This vulnerability is handled as CVE-2022-49979. The attack can only be done within the local network. There is not any exploit available.
You should upgrade the affected component.