CVE-2022-48639: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: net: sched: fix possible refcount leak in tc_new_tfilter() tfilter_put need to be called to put the refount got by tp->ops->get to avoid possible refcount leak when chain->tmplt_ops != NULL and chain->tmplt_ops != tp->ops.

Affected products

• Linux Linux Kernel: from 5.1, before 5.4.215 (fixed in 5.4.215); from 5.5, before 5.10.146 (fixed in 5.10.146); from 5.11, before 5.15.71 (fixed in 5.15.71); from 5.16, before 5.19.12 (fixed in 5.19.12); version 6.0 only

Published 2024-04-28. Last modified 2026-06-17.