CVE-2024-42066 drm/xe: Fix potential integer overflow in page size calculation

2024-07-2915:52:30

Linux

www.cve.org

linux kernel

potential integer overflow

page size calculation

drm/xe

EPSS

Percentile

9.4%

JSON

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

drm/xe: Fix potential integer overflow in page size calculation

Explicitly cast tbo->page_alignment to u64 before bit-shifting to
prevent overflow when assigning to min_page_size.

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_ttm_vram_mgr.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f4",
        "lessThan": "79d54ddf0e29",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "4f4fcafde343",
        "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_ttm_vram_mgr.c"
    ],
    "versions": [
      {
        "version": "6.9.8",
        "lessThanOrEqual": "6.9.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.10",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]