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CVE-2024-56573 Details

Description

In the Linux kernel, the following vulnerability has been resolved: efi/libstub: Free correct pointer on failure cmdline_ptr is an out parameter, which is not allocated by the function itself, and likely points into the caller's stack. cmdline refers to the pool allocation that should be freed when cleaning up after a failure, so pass this instead to free_pool().

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CNA: kernel.orgCVSS-B:7 HIGHVector:CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://git.kernel.org/stable/c/06d39d79cbd5a91a33707951ebf2512d0e759847	kernel.org	Patch
https://git.kernel.org/stable/c/d173aee5709bd0994d216d60589ec67f8b11376a	kernel.org	Patch
https://git.kernel.org/stable/c/eaafbcf0a5782ae412ca7de12ef83fc48ccea4cf	kernel.org	Patch

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-763	Release of Invalid Pointer or Reference	[email protected]

Affected Products

Product	Versions
linux linux kernel	>= 6.2, < 6.6.64 >= 6.7, < 6.12.4
CPE cpe:2.3:o:linux:linux_kernel:::::::: Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Aug 4, 2026	CVE Modified	kernel.org
Jun 17, 2026	CVE Modified	kernel.org
Oct 7, 2025	Initial Analysis	[email protected]
Dec 27, 2024	New CVE Received	kernel.org