What is CVE-2023-45871?

CVE-2023-45871 is a High severity Linux kernel vulnerability with a CVSS score of 7.5 out of 10. CVE-2023-45871 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-45871?

CVE-2023-45871 has a CVSS score of 7.5 out of 10, rated High severity. The vector string is CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2023-45871?

No patch is currently available for CVE-2023-45871. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2023-45871 actively exploited?

CVE-2023-45871 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2023-45871

High

An issue was discovered in drivers/net/ethernet/intel/igb/igb_main.c in the IGB driver in the Linux kernel before 6.5.3. A buffer size may not be adequate for frames larger than the MTU.

Package Linux Kernel

Published 2023-10-15

Last modified 2025-05-05

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

7.5

out of 10

High

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-131

CVE-2023-45871 is classified as CWE-131

See CWE-131 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2023-45871 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel.org
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.3

Release Notes
Debian Security
https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html

Mailing List Third Party Advisory
Security
https://security.netapp.com/advisory/ntap-20231110-0001/

Third Party Advisory
Kernel patch commit
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=bb5ed01cd2428cd25b1c88a3a9cba87055eb289f
Patch

Details

CVE ID CVE-2023-45871

Severity High

CVSS score 7.5 / 10

CVSS version 3.1

Published 2023-10-15

Modified 2025-05-05

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2023-45871?

CVE-2023-45871 is a High severity Linux kernel vulnerability with a CVSS score of 7.5 out of 10 . CVE-2023-45871 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-45871?

CVE-2023-45871 has a CVSS score of 7.5 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2023-45871?

No patch is currently available for CVE-2023-45871. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2023-45871 actively exploited?

No — CVE-2023-45871 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.