CVE-2023-26545

low-risk
Published 2023-02-25

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.

Do I need to act?

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0.01% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.7/10 Medium
LOCAL / HIGH complexity

Affected Products (7)

Affected Vendors

Debian Linux Netapp

References (12)

Release Notes https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.13
Issue Tracking https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fda6c...
Patch https://github.com/torvalds/linux/commit/fda6c89fe3d9aca073495a664e1d5aea28cd437...
Mailing List https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
Mailing List https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
Third Party Advisory https://security.netapp.com/advisory/ntap-20230316-0009/
Release Notes https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.13
Issue Tracking https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fda6c...
Patch https://github.com/torvalds/linux/commit/fda6c89fe3d9aca073495a664e1d5aea28cd437...
Mailing List https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
Mailing List https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
Third Party Advisory https://security.netapp.com/advisory/ntap-20230316-0009/
26
/ 100
low-risk
Severity 12/34 · Low
Exploitability 0/34 · Minimal
Exposure 14/34 · Moderate