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CVE-2026-80908— drm/amdgpu: Reject UVD message with dimensions above 4096

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会开源的一个操作系统内核。 Linux kernel 5.10.266之前版本、5.15.217之前版本、6.1.184之前版本、6.6.153之前版本、6.12.105之前版本、6.18.46之前版本和7.1.10之前版本存在安全漏洞，该漏洞源于对UVD消息中维度值验证不足，可能导致DPB大小计算溢出。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux d38ceaf99ed015f2a0b9af3499791bd3a3daae21< 8bae80eaed00e7ae28412a3cdf590f4beca72294 affected
d38ceaf99ed015f2a0b9af3499791bd3a3daae21< 9adc5e25f31d7ee7dfc18814499b6e3a6d402904 affected
d38ceaf99ed015f2a0b9af3499791bd3a3daae21< 382bef781ff441ce8055bdada57b8c291dc0fd30 affected
d38ceaf99ed015f2a0b9af3499791bd3a3daae21< 8435d41afcf2bc31ecee213ef651c12bd1a16d38 affected
d38ceaf99ed015f2a0b9af3499791bd3a3daae21< f7af372d3b892b95dd3cd1c6acf29daa39ba076d affected
d38ceaf99ed015f2a0b9af3499791bd3a3daae21< 339deb76ee4859ea973e435c9a9a4a4fefc29338 affected
d38ceaf99ed015f2a0b9af3499791bd3a3daae21< 17fbb996c05f2190e0fa20927ca0b9804d481b02 affected
d38ceaf99ed015f2a0b9af3499791bd3a3daae21< 8c9aebcdd9f46f7a14b98d6ab18574b7a48fbb08 affected
… +10 more rows
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I. Basic Information for CVE-2026-80908

Vulnerability Information
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Vulnerability Title
drm/amdgpu: Reject UVD message with dimensions above 4096
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Reject UVD message with dimensions above 4096 Fixes potential overflow in DPB size calculations. (cherry picked from commit 05e1387d151f71569fbe122d2c89f9db0c21dc10)
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会开源的一个操作系统内核。 Linux kernel 5.10.266之前版本、5.15.217之前版本、6.1.184之前版本、6.6.153之前版本、6.12.105之前版本、6.18.46之前版本和7.1.10之前版本存在安全漏洞，该漏洞源于对UVD消息中维度值验证不足，可能导致DPB大小计算溢出。
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

Vendor Product Affected Versions CPE Subscribe
Linux Linux d38ceaf99ed015f2a0b9af3499791bd3a3daae21 ~ 8bae80eaed00e7ae28412a3cdf590f4beca72294 -
Linux Linux 4.2 -

II. Public POCs for CVE-2026-80908

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III. Intelligence Information for CVE-2026-80908

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Patches & Fixes for CVE-2026-80908 (8)

Same Patch Batch · Linux · 2026-09-04 · 156 CVEs total

CVE-2026-80864 RDMA/rxe: Fix responder UAF on IB_QP_MAX_DEST_RD_ATOMIC modify_qp
CVE-2026-80855 fuse: fix invalidate lock leak on open O_TRUNC DAX failure
CVE-2026-80856 fuse: fix invalidate lock leak on setattr writeback failure
CVE-2026-80857 fuse: wait for FR_FINISHED on abort_on_kill to prevent use-after-free
CVE-2026-80858 fuse: publish io-uring queues with release semantics
CVE-2026-80859 fuse: fix missing barrier when checking io-uring readiness
CVE-2026-80860 fuse: fix race between interrupt and resend
CVE-2026-80861 usb: xhci: bail out of setup if the controller is inaccessible
CVE-2026-80862 nvme-tcp: fix usage of page_frag_cache
CVE-2026-80863 RDMA/rxe: Fix OOB in free_rd_atomic_resources()
CVE-2026-80869 ntfs: bound the attribute-list entry in ntfs_read_inode_mount()
CVE-2026-80873 KVM: arm64: nv: Write ESR_EL2 for injected nested SError exceptions
CVE-2026-80872 ALSA: hda/tas2781: Cancel async firmware request at unbind
CVE-2026-80871 crypto: xilinx-trng - Remove crypto_rng interface
CVE-2026-80870 drm/amdkfd: Validate CRIU-restored IDs before idr_alloc
CVE-2026-80867 alpha/PCI: Add security_locked_down() check to pci_mmap_resource()
CVE-2026-80865 bpf: Add missing access_ok call to copy_user_syms
CVE-2026-80866 tipc: avoid busy looping in tipc_exit_net()
CVE-2026-80854 usb: gadget: f_tcm: keep port count until LUN teardown completes
CVE-2026-80868 ntfs3: Allocate iomap inline_data using alloc_page

Showing top 20 of 156 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-80908

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