{"id":"CVE-2024-56689","summary":"PCI: endpoint: epf-mhi: Avoid NULL dereference if DT lacks 'mmio'","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: endpoint: epf-mhi: Avoid NULL dereference if DT lacks 'mmio'\n\nIf platform_get_resource_byname() fails and returns NULL because DT lacks\nan 'mmio' property for the MHI endpoint, dereferencing res-\u003estart will\ncause a NULL pointer access. Add a check to prevent it.\n\n[kwilczynski: error message update per the review feedback]\n[bhelgaas: commit log]","modified":"2026-04-02T12:25:07.229328Z","published":"2024-12-28T09:46:15.587Z","related":["USN-7276-1","USN-7277-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56689.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0e6d92e3b973de78eb7015154cf1197af9fac5c9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/242ee2b0ad9b23f47084904fce3f9f228068a1f9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5089b3d874e9933d9842e90410d3af1520494757"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c8b9d6b7d62a444e0bca5b9ae28f9f2b0f52feef"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56689.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-56689"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"1bf5f25324f7f6a52c3eb566ec5f78f6a901db96"},{"fixed":"242ee2b0ad9b23f47084904fce3f9f228068a1f9"},{"fixed":"c8b9d6b7d62a444e0bca5b9ae28f9f2b0f52feef"},{"fixed":"0e6d92e3b973de78eb7015154cf1197af9fac5c9"},{"fixed":"5089b3d874e9933d9842e90410d3af1520494757"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-56689.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}