PT-2023-5552

CVE-2023-39191

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Published

2023-01-20

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Updated

2026-10-18

Description by

CVSS 3.1
8.2
High
MetricsAV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Linux Kernel (affected versions not specified)
Description The issue is related to an improper input validation flaw in the eBPF subsystem of the Linux kernel. This flaw occurs due to a lack of proper validation of dynamic pointers within user-supplied eBPF programs prior to executing them. As a result, an attacker with CAP BPF privileges may be able to escalate privileges and execute arbitrary code in the context of the kernel.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Impacts
Researchers
Vendors
Affected products
Related identifiers
ALT-PU-2024-14046
ALT-PU-2024-6818
AZL-31150
ECHO-FFFA-184D-8E08
OPENSUSE-SU-2023_4343-1
OPENSUSE-SU-2023_4375-1
OPENSUSE-SU-2023_4414-1
RHSA-2023:6583
RHSA-2023_6583
RHSA-2024:0381
RHSA-2024:0439
RHSA-2024:0448
SUSE-SU-2023:4343-1
SUSE-SU-2023:4375-1
SUSE-SU-2023:4414-1
SUSE-SU-2024:0986-1
SUSE-SU-2024:0995-1
SUSE-SU-2024:1023-1
SUSE-SU-2024:1039-1
SUSE-SU-2024:1045-1
SUSE-SU-2024:1097-1
ZDI-23-1489
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