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CVE-2024-56689

PCI: endpoint: epf-mhi: Avoid NULL dereference if DT lacks 'mmio' PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: epf-mhi: Avoid NULL dereference if DT lacks 'mmio' If platform_get_resource_byname() fails and returns NULL because DT lacks an 'mmio' property for the MHI endpoint, dereferencing res->start will cause a NULL pointer access. Add a check to prevent it. [kwilczynski: error message update per the review feedback] [bhelgaas: commit log]

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 1bf5f25324f7f6a52c3eb566ec5f78f6a901db96 before 242ee2b0ad9b23f47084904fce3f9f228068a1f9; affected 1bf5f25324f7f6a52c3eb566ec5f78f6a901db96 before c8b9d6b7d62a444e0bca5b9ae28f9f2b0f52feef; affected 1bf5f25324f7f6a52c3eb566ec5f78f6a901db96 before 0e6d92e3b973de78eb7015154cf1197af9fac5c9; affected 1bf5f25324f7f6a52c3eb566ec5f78f6a901db96 before 5089b3d874e9933d9842e90410d3af1520494757
Linux / Linuxaffected 6.5; unaffected 0 before 6.5; unaffected 6.6.64 through 6.6.*; unaffected 6.11.11 through 6.11.*; unaffected 6.12.2 through 6.12.*; unaffected 6.13 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.