Bug 2334430 (CVE-2024-56562)

Summary: CVE-2024-56562 kernel: i3c: master: Fix miss free init_dyn_addr at i3c_master_put_i3c_addrs()
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: dfreiber, drow, jburrell, vkumar
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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A vulnerability was found in the i3c_master_put_i3c_addrs() function in the Linux kernel's i3c driver. A memory management issue can occur due to a copy-paste error between "dyn_addr" and "init_dyn_addr", which leads to incorrect handling of memory, potentially causing resource mismanagement and instability within the system.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description OSIDB Bzimport 2024-12-27 15:01:29 UTC
In the Linux kernel, the following vulnerability has been resolved:

i3c: master: Fix miss free init_dyn_addr at i3c_master_put_i3c_addrs()

if (dev->boardinfo && dev->boardinfo->init_dyn_addr)
                                      ^^^ here check "init_dyn_addr"
	i3c_bus_set_addr_slot_status(&master->bus, dev->info.dyn_addr, ...)
						             ^^^^
							free "dyn_addr"
Fix copy/paste error "dyn_addr" by replacing it with "init_dyn_addr".

Comment 1 Avinash Hanwate 2024-12-28 09:20:46 UTC
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024122713-CVE-2024-56562-9fd5@gregkh/T

Comment 3 errata-xmlrpc 2025-05-13 08:37:26 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:6966 https://access.redhat.com/errata/RHSA-2025:6966