---
id: CVE-2026-80703
title: |-
  In the Linux kernel, the following vulnerability has been resolved:

  drm/amdkfd: Fix missing authorization check in KFD_IOC_DBG_TRAP_DISABLE

  Prevent unauthorized termination of active GPU debug sessions.
  Previously, users with /dev/kfd …
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  drm/amdkfd: Fix missing authorization check in KFD_IOC_DBG_TRAP_DISABLE

  Prevent unauthorized termination of active GPU debug sessions.
  Previously, users with /dev/kfd …
severity: medium
published: '2026-08-28'
updated: '2026-08-30'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-80703'
references:
  - url: 'https://git.kernel.org/stable/c/4070909ac042f44654aac72f7986ea550c96f591'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/99b2fe4f19e3be0a8d0a0b5ea98d855970889653'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/9e52212aff8ed1fd9087728f61243ce3efd9d0ac'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/b8c05061997408bf81759f2dd31cd5f66771d15f'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/ce813614f63b020a826071276a92f2cfae7cba79'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-80703.json
  - url: 'https://access.redhat.com/security/cve/CVE-2026-80703'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2525461'
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-80703'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-80703'
  - url: >-
      https://lore.kernel.org/linux-cve-announce/2026082806-CVE-2026-80703-8906@gregkh/T
tags:
  - nvd
  - csaf
  - vex
  - red-hat
epss: 0.00156
epssPercentile: 0.04725
ingestedAt: '2026-08-30T07:49:06.057Z'
vendor: Red Hat
product: Red Hat Enterprise Linux 9
affected:
  - enterprise_linux 10
  - enterprise_linux 6
  - enterprise_linux 7
  - enterprise_linux 8
  - enterprise_linux 9
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'
cvssSource: vendor
cwe:
  - CWE-1220
---

## Overview

In the Linux kernel, the following vulnerability has been resolved:

drm/amdkfd: Fix missing authorization check in KFD_IOC_DBG_TRAP_DISABLE

Prevent unauthorized termination of active GPU debug sessions.
Previously, users with /dev/kfd access could terminate another process's
debug session without proper ownership or ptrace authorization.

(cherry picked from commit 4db4c5ffd5585b72622ecf6ffedf2da258ee23f5)

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

## Vendor advisories

- **Red Hat VEX** · Moderate · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, … · updated 2026-10-17 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-80703.json)