Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1000 CNY

100.0%
Buy Us a Coffee

CVE-2024-50117— drm/amd: Guard against bad data for ATIF ACPI method

EPSS 0.02% · P6
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2024-50117

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
drm/amd: Guard against bad data for ATIF ACPI method
Source: NVD (National Vulnerability Database)
Vulnerability 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)
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于drm/amd模块在处理ATIF ACPI方法时未能正确处理BIOS提供的不良数据，可能导致空指针取消引用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
LinuxLinux d38ceaf99ed015f2a0b9af3499791bd3a3daae21 ~ 58556dcbd5606a5daccaee73b2130bc16b48e025 -
LinuxLinux 4.2 -

II. Public POCs for CVE-2024-50117

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2024-50117

请登录查看更多情报信息。

Same Patch Batch · Linux · 2024-11-05 · 50 CVEs total

CVE-2024-50123bpf: Add the missing BPF_LINK_TYPE invocation for sockmap
CVE-2024-50129net: pse-pd: Fix out of bound for loop
CVE-2024-50134drm/vboxvideo: Replace fake VLA at end of vbva_mouse_pointer_shape with real VLA
CVE-2024-50136net/mlx5: Unregister notifier on eswitch init failure
CVE-2024-50135nvme-pci: fix race condition between reset and nvme_dev_disable()
CVE-2024-50137reset: starfive: jh71x0: Fix accessing the empty member on JH7110 SoC
CVE-2024-50138bpf: Use raw_spinlock_t in ringbuf
CVE-2024-50132tracing/probes: Fix MAX_TRACE_ARGS limit handling
CVE-2024-50127net: sched: fix use-after-free in taprio_change()
CVE-2024-50125Bluetooth: SCO: Fix UAF on sco_sock_timeout
CVE-2024-50126net: sched: use RCU read-side critical section in taprio_dump()
CVE-2024-50124Bluetooth: ISO: Fix UAF on iso_sock_timeout
CVE-2024-50121nfsd: cancel nfsd_shrinker_work using sync mode in nfs4_state_shutdown_net
CVE-2024-50122PCI: Hold rescan lock while adding devices during host probe
CVE-2024-50120smb: client: Handle kstrdup failures for passwords
CVE-2024-50119cifs: fix warning when destroy 'cifs_io_request_pool'
CVE-2024-50118btrfs: reject ro->rw reconfiguration if there are hard ro requirements
CVE-2024-50116nilfs2: fix kernel bug due to missing clearing of buffer delay flag
CVE-2024-50115KVM: nSVM: Ignore nCR3[4:0] when loading PDPTEs from memory
CVE-2024-50114KVM: arm64: Unregister redistributor for failed vCPU creation

Showing top 20 of 50 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-50117

No comments yet

Leave a comment