CVE-2024-36948 drm/xe/xe_migrate: Cast to output precision before multiplying operands

2024-05-3015:35:45

Linux

www.cve.org

linux kernel

vulnerability

resolution

drm/xe/xe_migrate

potential overflow

multiplication

u32

u64

6.7 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

9.0%

JSON

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

drm/xe/xe_migrate: Cast to output precision before multiplying operands

Addressing potential overflow in result of multiplication of two lower
precision (u32) operands before widening it to higher precision
(u64).

-v2
Fix commit message and description. (Rodrigo)

(cherry picked from commit 34820967ae7b45411f8f4f737c2d63b0c608e0d7)

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/xe/xe_migrate.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f4",
        "lessThan": "e23a904dfeb5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "9cb46b31f3d0",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/xe/xe_migrate.c"
    ],
    "versions": [
      {
        "version": "6.8.10",
        "lessThanOrEqual": "6.8.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.9",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]