CVE-2022-48641: 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: netfilter: ebtables: fix memory leak when blob is malformed The bug fix was incomplete, it "replaced" crash with a memory leak. The old code had an assignment to "ret" embedded into the conditional, restore this.

Affected products

• Linux Linux Kernel: from 4.14.292, before 4.14.295 (fixed in 4.14.295); from 4.19.257, before 4.19.260 (fixed in 4.19.260); from 5.4.212, before 5.4.215 (fixed in 5.4.215); from 5.10.140, before 5.10.146 (fixed in 5.10.146); from 5.15.64, before 5.15.71 (fixed in 5.15.71); from 5.19.6, before 5.19.12 (fixed in 5.19.12)

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