{"id":"AZL-53903","summary":"CVE-2024-53072 affecting package kernel for versions less than 6.6.64.2-1","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/x86/amd/pmc: Detect when STB is not available\n\nLoading the amd_pmc module as:\n\n    amd_pmc enable_stb=1\n\n...can result in the following messages in the kernel ring buffer:\n\n    amd_pmc AMDI0009:00: SMU cmd failed. err: 0xff\n    ioremap on RAM at 0x0000000000000000 - 0x0000000000ffffff\n    WARNING: CPU: 10 PID: 2151 at arch/x86/mm/ioremap.c:217 __ioremap_caller+0x2cd/0x340\n\nFurther debugging reveals that this occurs when the requests for\nS2D_PHYS_ADDR_LOW and S2D_PHYS_ADDR_HIGH return a value of 0,\nindicating that the STB is inaccessible. To prevent the ioremap\nwarning and provide clarity to the user, handle the invalid address\nand display an error message.","modified":"2026-04-01T05:18:09.960142Z","published":"2024-11-19T18:15:26Z","upstream":["CVE-2024-53072"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-53072"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.64.2-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-53903.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"}]}