CVE-2022-49919

HIGH

Linux Kernel 5.4.198-5.4.223 - Use-After-Free in Netfilter nf_tables Flow Rule Object

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: release flow rule object from commit path No need to postpone this to the commit release path, since no packets are walking over this object, this is accessed from control plane only. This helped uncovered UAF triggered by races with the netlink notifier.

References (5)

Core 5

Scores

CVSS v3 7.0
EPSS 0.0013
EPSS Percentile 2.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-362 CWE-416
Status published
Products (21)
Linux/Linux < 5.19
Linux/Linux 330c0c6cd2150a2d7f47af16aa590078b0d2f736 - b2d7a92aff0fbd93c29d2aa6451fb99f050e2c4e
Linux/Linux 5.10.122 - 5.10.154
Linux/Linux 5.10.154 - 5.10.*
Linux/Linux 5.15.47 - 5.15.78
Linux/Linux 5.15.78 - 5.15.*
Linux/Linux 5.17.15 - 5.18
Linux/Linux 5.18.4 - 5.19
Linux/Linux 5.19
Linux/Linux 5.4.198 - 5.4.224
... and 11 more
Published May 01, 2025
Tracked Since Feb 18, 2026