CVE-2023-26545

Medium

In the Linux kernel before 6.1.13, there is a double free in net/mpls/af_mpls.c upon an allocation failure (for registering the sysctl table under a new location) during the renaming of a device.

Package Linux Kernel
Published 2023-02-25
Last modified 2025-06-25
CVSS version 3.1
Patch available
Awaiting data

CVSS 3.1 score

4.7

out of 10
Medium
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High
Vector string
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness type

CWE-415

CVE-2023-26545 is classified as CWE-415

See CWE-415 on MITRE CWE for full details on this weakness type.

References

6 total
Showing 5 of 6 references View all on NVD

Frequently asked questions

  • What is CVE-2023-26545?

    CVE-2023-26545 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.7 out of 10 . CVE-2023-26545 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2023-26545?

    CVE-2023-26545 has a CVSS score of 4.7 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H .

  • Is there a patch available for CVE-2023-26545?

    Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2023-26545 patch availability.

  • Is CVE-2023-26545 actively exploited?

    No. CVE-2023-26545 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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