CVE - CVE-2024-50117

CVE-ID
CVE-2024-50117	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
In the Linux kernel, the following vulnerability has been resolved: drm/amd: Guard against bad data for ATIF ACPI method If a BIOS provides bad data in response to an ATIF method call this causes a NULL pointer dereference in the caller. ``` ? show_regs (arch/x86/kernel/dumpstack.c:478 (discriminator 1)) ? __die (arch/x86/kernel/dumpstack.c:423 arch/x86/kernel/dumpstack.c:434) ? page_fault_oops (arch/x86/mm/fault.c:544 (discriminator 2) arch/x86/mm/fault.c:705 (discriminator 2)) ? do_user_addr_fault (arch/x86/mm/fault.c:440 (discriminator 1) arch/x86/mm/fault.c:1232 (discriminator 1)) ? acpi_ut_update_object_reference (drivers/acpi/acpica/utdelete.c:642) ? exc_page_fault (arch/x86/mm/fault.c:1542) ? asm_exc_page_fault (./arch/x86/include/asm/idtentry.h:623) ? amdgpu_atif_query_backlight_caps.constprop.0 (drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c:387 (discriminator 2)) amdgpu ? amdgpu_atif_query_backlight_caps.constprop.0 (drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c:386 (discriminator 1)) amdgpu ``` It has been encountered on at least one system, so guard for it. (cherry picked from commit c9b7c809b89f24e9372a4e7f02d64c950b07fdee)
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://git.kernel.org/stable/c/1d7175f9c57b1abf9ecfbdfd53ea760761f52ffe URL:https://git.kernel.org/stable/c/1d7175f9c57b1abf9ecfbdfd53ea760761f52ffe MISC:https://git.kernel.org/stable/c/6032287747f874b52dc8b9d7490e2799736e035f URL:https://git.kernel.org/stable/c/6032287747f874b52dc8b9d7490e2799736e035f MISC:https://git.kernel.org/stable/c/975ede2a7bec52b5da1428829b3439667c8a234b URL:https://git.kernel.org/stable/c/975ede2a7bec52b5da1428829b3439667c8a234b MISC:https://git.kernel.org/stable/c/bf58f03931fdcf7b3c45cb76ac13244477a60f44 URL:https://git.kernel.org/stable/c/bf58f03931fdcf7b3c45cb76ac13244477a60f44 MISC:https://git.kernel.org/stable/c/cd67af3c1762de4c2483ae4dbdd98f9ea8fa56e3 URL:https://git.kernel.org/stable/c/cd67af3c1762de4c2483ae4dbdd98f9ea8fa56e3
Assigning CNA
kernel.org
Date Record Created
20241021	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20241021)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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