What is CVE-2022-48641?

CVE-2022-48641 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Memory Leak flaw (CWE-401), affecting Linux kernel versions from 4.14.292 onward and patched in 4.14.295, 4.19.260, 5.4.215 and others. CVE-2022-48641 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-48641?

CVE-2022-48641 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2022-48641?

Yes, CVE-2022-48641 has been patched. Fixed versions include 4.14.295, 4.19.260, 5.4.215 and others. If you are running Linux kernel 4.14.292 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-48641 actively exploited?

CVE-2022-48641 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Memory Leak (CWE-401)?

The product does not release memory after use, causing gradual resource exhaustion. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/401.html

CVE-2022-48641

Medium

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.

Package Linux Kernel

Published 2024-04-28

Last modified 2025-01-07

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-401

CVE-2022-48641 is a Memory Leak vulnerability

What is Memory Leak?

The product does not release memory after use, causing gradual resource exhaustion. Learn more on MITRE CWE

Affected versions

Linux kernel versions 4.14.292, 4.19.257, 5.4.212, 5.10.140, 5.15.64, 5.19.6 and later are affected. Fixed in 4.14.295, 4.19.260, 5.4.215, 5.10.146, 5.15.71, 5.19.12 and their respective stable series.

Affected from

≥ 4.14.292 ≥ 4.19.257 ≥ 5.4.212 ≥ 5.10.140 ≥ 5.15.64 ≥ 5.19.6

Fixed in

✓ 4.14.295 4.14.x ✓ 4.19.260 4.19.x ✓ 5.4.215 5.4.x ✓ 5.10.146 5.10.x ✓ 5.15.71 5.15.x ✓ 5.19.12 5.19.x

References

7 total

Kernel Git
https://git.kernel.org/stable/c/11ebf32fde46572b0aaf3c2bdd97d923ef5a03ab

Patch
Kernel Git
https://git.kernel.org/stable/c/1e98318af2f163eadaff815abcef38d27ca92c1e

Patch
Kernel Git
https://git.kernel.org/stable/c/38cf372b17f0a5f35c1b716a100532d539f0eb33

Patch
Kernel Git
https://git.kernel.org/stable/c/62ce44c4fff947eebdf10bb582267e686e6835c9

Patch
Kernel Git
https://git.kernel.org/stable/c/754e8b74281dd54a324698803483f47cf3355ae1

Patch

Showing 5 of 7 references View all on NVD

Details

CVE ID CVE-2022-48641

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-04-28

Modified 2025-01-07

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-48641?

CVE-2022-48641 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a Memory Leak flaw (CWE-401) . It affects Linux kernel versions from 4.14.292 onward and has been patched in 4.14.295, 4.19.260, 5.4.215 and others. CVE-2022-48641 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-48641?

CVE-2022-48641 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2022-48641?

Yes. CVE-2022-48641 has been patched. Fixed versions include 4.14.295, 4.19.260, 5.4.215 and others. If you are running Linux kernel 4.14.292 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-48641 actively exploited?

No. CVE-2022-48641 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.