What is CVE-2022-48958?

CVE-2022-48958 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 2.6.34 onward and patched in 4.9.336, 4.14.302, 4.19.269 and others. CVE-2022-48958 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-48958?

CVE-2022-48958 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-2022-48958?

Yes, CVE-2022-48958 has been patched. Fixed versions include 4.9.336, 4.14.302, 4.19.269 and others. If you are running Linux kernel 2.6.34 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-48958 actively exploited?

CVE-2022-48958 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-2022-48958

Medium

In the Linux kernel, the following vulnerability has been resolved: ethernet: aeroflex: fix potential skb leak in greth_init_rings() The greth_init_rings() function won't free the newly allocated skb when dma_mapping_error() returns error, so add dev_kfree_skb() to fix it. Compile tested only.

Package Linux Kernel

Published 2024-10-21

Last modified 2024-10-24

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-2022-48958 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 2.6.34 and later are affected. Fixed in 4.9.336, 4.14.302, 4.19.269, 5.4.227, 5.10.159, 5.15.83, 6.0.13, 6.1 and their respective stable series.

Affected from

≥ 2.6.34

Fixed in

✓ 4.9.336 4.9.x ✓ 4.14.302 4.14.x ✓ 4.19.269 4.19.x ✓ 5.4.227 5.4.x ✓ 5.10.159 5.10.x ✓ 5.15.83 5.15.x ✓ 6.0.13 6.0.x ✓ 6.1

References

The following references provide additional information about CVE-2022-48958 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/063a932b64db3317ec020c94466fe52923a15f60
Patch
Kernel patch commit
https://git.kernel.org/stable/c/223654e2e2c8d05347cd8e300f8d1ec6023103dd
Patch
Kernel patch commit
https://git.kernel.org/stable/c/87277bdf2c370ab2d07cfe77dfa9b37f82bbe1e5
Patch

8 patch commits total View all on NVD

Details

CVE ID CVE-2022-48958

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-10-21

Modified 2024-10-24

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-48958?

CVE-2022-48958 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 2.6.34 onward and has been patched in 4.9.336, 4.14.302, 4.19.269 and others. CVE-2022-48958 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-48958?

CVE-2022-48958 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-2022-48958?

Yes — CVE-2022-48958 has been patched. Fixed versions include 4.9.336, 4.14.302, 4.19.269 and others. If you are running Linux kernel 2.6.34 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-48958 actively exploited?

No — CVE-2022-48958 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Memory Leak (CWE-401)?

The product does not release memory after use, causing gradual resource exhaustion. View CWE-401 on MITRE CWE →