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CVE-2024-26648— drm/amd/display: Fix variable deferencing before NULL check in edp_setup_replay()

EPSS 0.02% · P5
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I. Basic Information for CVE-2024-26648

Vulnerability Information
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Vulnerability Title
drm/amd/display: Fix variable deferencing before NULL check in edp_setup_replay()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix variable deferencing before NULL check in edp_setup_replay() In edp_setup_replay(), 'struct dc *dc' & 'struct dmub_replay *replay' was dereferenced before the pointer 'link' & 'replay' NULL check. Fixes the below: drivers/gpu/drm/amd/amdgpu/../display/dc/link/protocols/link_edp_panel_control.c:947 edp_setup_replay() warn: variable dereferenced before check 'link' (see line 933)
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 c7ddc0a800bc9f681a18c3bdd9f06b61adfabc11 ~ 22ae604aea14756954e1c00ae653e34d2afd2935 -
LinuxLinux 6.6 -

II. Public POCs for CVE-2024-26648

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III. Intelligence Information for CVE-2024-26648

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Same Patch Batch · Linux · 2024-03-26 · 13 CVEs total

CVE-2024-26644btrfs: don't abort filesystem when attempting to snapshot deleted subvolume
CVE-2024-26645tracing: Ensure visibility when inserting an element into tracing_map
CVE-2023-52621bpf: Check rcu_read_lock_trace_held() before calling bpf map helpers
CVE-2023-52622ext4: avoid online resizing failures due to oversized flex bg
CVE-2023-52623SUNRPC: Fix a suspicious RCU usage warning
CVE-2023-52624drm/amd/display: Wake DMCUB before executing GPINT commands
CVE-2023-52625drm/amd/display: Refactor DMCUB enter/exit idle interface
CVE-2023-52626net/mlx5e: Fix operation precedence bug in port timestamping napi_poll context
CVE-2023-52627iio: adc: ad7091r: Allow users to configure device events
CVE-2024-26646thermal: intel: hfi: Add syscore callbacks for system-wide PM
CVE-2024-26647drm/amd/display: Fix late derefrence 'dsc' check in 'link_set_dsc_pps_packet()'
CVE-2024-26649drm/amdgpu: Fix the null pointer when load rlc firmware

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-26648

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