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CVE-2023-26545

Date: February 24, 2023

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.

Language: C

Severity Score

4.7

Related Resources (11)

Url: https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html

Url: https://github.com/torvalds/linux/commit/fda6c89fe3d9aca073495a664e1d5aea28cd4377

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2023-26545

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-26545

Url: https://security-tracker.debian.org/tracker/CVE-2023-26545

Url: https://security.netapp.com/advisory/ntap-20230316-0009/

Url: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fda6c89fe3d9aca073495a664e1d5aea28cd4377

Url: https://access.redhat.com/security/cve/CVE-2023-26545

Url: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.13

Url: https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html

Url: https://www.mend.io/vulnerability-database/CVE-2023-26545

Severity Score

4.7

Weakness Type (CWE)

Double Free

CWE-415

CVSS v3.1

Base Score:	4.7
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	HIGH
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

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