CVE-2022-48641

kernel: netfilter: ebtables: fix memory leak when blob is malformed

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Severity

Low

Red Hat Product Security

4.4

CVSS 3.1

Review impact separately from score.

Published · April 28, 2024

Updated · November 21, 2025

Description

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.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 4.4
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CWE-400 · Uncontrolled Resource Consumption