CVE-2023-26545

MEDIUM

Linux kernel <6.1.13 - Use After Free

Title source: llm

Description

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.

References (6)

[Release Notes] https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.13

[Issue Tracking, Mailing List] https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fda6c89fe3d9aca073495a664e1d5aea28cd4377

[Patch] https://github.com/torvalds/linux/commit/fda6c89fe3d9aca073495a664e1d5aea28cd4377

View Patch ZIP pw:eip

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html

[Third Party Advisory] https://security.netapp.com/advisory/ntap-20230316-0009/

Scores

CVSS v3 4.7

EPSS 0.0001

EPSS Percentile 2.1%

Attack Vector LOCAL

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

Classification

CWE

CWE-415

Status published

Affected Products (7)

debian/debian_linux

linux/linux_kernel < 6.1.13

netapp/h300s_firmware

netapp/h500s_firmware

netapp/h700s_firmware

netapp/h410s_firmware

netapp/h410c_firmware

Timeline

Published Feb 25, 2023

Tracked Since Feb 18, 2026