Bug 2320722 (CVE-2022-49024)

Summary:	CVE-2022-49024 kernel: can: m_can: pci: add missing m_can_class_free_dev() in probe/remove methods
Product:	[Other] Security Response	Reporter:	OSIDB Bzimport <bzimport>
Component:	vulnerability	Assignee:	Product Security DevOps Team <prodsec-dev>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	dfreiber, drow, jburrell, vkumar
Target Milestone:	---	Keywords:	Security
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Hardware:	All
OS:	Linux
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
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Description OSIDB Bzimport 2024-10-21 21:05:00 UTC

In the Linux kernel, the following vulnerability has been resolved:

can: m_can: pci: add missing m_can_class_free_dev() in probe/remove methods

In m_can_pci_remove() and error handling path of m_can_pci_probe(),
m_can_class_free_dev() should be called to free resource allocated by
m_can_class_allocate_dev(), otherwise there will be memleak.

Comment 1 Avinash Hanwate 2024-10-22 06:41:48 UTC

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024102154-CVE-2022-49024-e31a@gregkh/T