cve-2024-36024
Vulnerability from cvelistv5
Published
2024-05-30 15:04
Modified
2024-09-11 17:32
Severity
Summary
drm/amd/display: Disable idle reallow as part of command/gpint execution
Impacted products
VendorProduct
LinuxLinux
LinuxLinux
Show details on NVD website


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          "programFiles": [
            "drivers/gpu/drm/amd/display/dc/dc.h",
            "drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c",
            "drivers/gpu/drm/amd/display/dc/resource/dcn35/dcn35_resource.c"
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Disable idle reallow as part of command/gpint execution\n\n[Why]\nWorkaroud for a race condition where DMCUB is in the process of\ncommitting to IPS1 during the handshake causing us to miss the\ntransition into IPS2 and touch the INBOX1 RPTR causing a HW hang.\n\n[How]\nDisable the reallow to ensure that we have enough of a gap between entry\nand exit and we\u0027re not seeing back-to-back wake_and_executes."
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      "title": "drm/amd/display: Disable idle reallow as part of command/gpint execution",
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    "assignerShortName": "Linux",
    "cveId": "CVE-2024-36024",
    "datePublished": "2024-05-30T15:04:01.114Z",
    "dateReserved": "2024-05-17T13:50:33.158Z",
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    "nvd": "{\"cve\":{\"id\":\"CVE-2024-36024\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-30T15:15:49.420\",\"lastModified\":\"2024-05-30T18:19:11.743\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndrm/amd/display: Disable idle reallow as part of command/gpint execution\\n\\n[Why]\\nWorkaroud for a race condition where DMCUB is in the process of\\ncommitting to IPS1 during the handshake causing us to miss the\\ntransition into IPS2 and touch the INBOX1 RPTR causing a HW hang.\\n\\n[How]\\nDisable the reallow to ensure that we have enough of a gap between entry\\nand exit and we\u0027re not seeing back-to-back wake_and_executes.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: drm/amd/display: deshabilite la reasignaci\u00f3n inactiva como parte de la ejecuci\u00f3n del comando/gpint [Por qu\u00e9] Workaroud para una condici\u00f3n de ejecuci\u00f3n en la que DMCUB est\u00e1 en el proceso de comprometerse con IPS1 durante el protocolo de enlace que causa Nos perdemos la transici\u00f3n a IPS2 y tocamos el RPTR de INBOX1 provocando un bloqueo del HW. [C\u00f3mo] Deshabilite la reallow para asegurarnos de que tengamos un espacio suficiente entre la entrada y la salida y que no veamos wake_and_executes consecutivos.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/2aac387445610d6dfd681f5214388e86f5677ef7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/6226a5aa77370329e01ee8abe50a95e60618ce97\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
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