CVE-2025-40277 (GCVE-0-2025-40277)

Vulnerability from cvelistv5 – Published: 2025-12-06 21:51 – Updated: 2025-12-06 21:51
VLAI?
Title
drm/vmwgfx: Validate command header size against SVGA_CMD_MAX_DATASIZE
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Validate command header size against SVGA_CMD_MAX_DATASIZE This data originates from userspace and is used in buffer offset calculations which could potentially overflow causing an out-of-bounds access.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 8ce75f8ab9044fe11caaaf2b2c82471023212f9f , < e58559845021c3bad5e094219378b869157fad53 (git)
Affected: 8ce75f8ab9044fe11caaaf2b2c82471023212f9f , < 54d458b244893e47bda52ec3943fdfbc8d7d068b (git)
Affected: 8ce75f8ab9044fe11caaaf2b2c82471023212f9f , < 709e5c088f9c99a5cf2c1d1c6ce58f2cca7ab173 (git)
Affected: 8ce75f8ab9044fe11caaaf2b2c82471023212f9f , < a3abb54c27b2c393c44362399777ad2f6e1ff17e (git)
Affected: 8ce75f8ab9044fe11caaaf2b2c82471023212f9f , < b5df9e06eed3df6a4f5c6f8453013b0cabb927b4 (git)
Affected: 8ce75f8ab9044fe11caaaf2b2c82471023212f9f , < 5aea2cde03d4247cdcf53f9ab7d0747c9dca1cfc (git)
Affected: 8ce75f8ab9044fe11caaaf2b2c82471023212f9f , < f3f3a8eb3f0ba799fae057091d8c67cca12d6fa0 (git)
Affected: 8ce75f8ab9044fe11caaaf2b2c82471023212f9f , < 32b415a9dc2c212e809b7ebc2b14bc3fbda2b9af (git)
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    Linux Linux Affected: 4.3
Unaffected: 0 , < 4.3 (semver)
Unaffected: 5.4.302 , ≤ 5.4.* (semver)
Unaffected: 5.10.247 , ≤ 5.10.* (semver)
Unaffected: 5.15.197 , ≤ 5.15.* (semver)
Unaffected: 6.1.159 , ≤ 6.1.* (semver)
Unaffected: 6.6.117 , ≤ 6.6.* (semver)
Unaffected: 6.12.59 , ≤ 6.12.* (semver)
Unaffected: 6.17.9 , ≤ 6.17.* (semver)
Unaffected: 6.18 , ≤ * (original_commit_for_fix)
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c"
          ],
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          "programFiles": [
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          ],
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          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.3"
            },
            {
              "lessThan": "4.3",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.302",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.247",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.197",
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            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.159",
              "versionType": "semver"
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            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.117",
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              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.59",
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            },
            {
              "lessThanOrEqual": "6.17.*",
              "status": "unaffected",
              "version": "6.17.9",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.18",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
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                  "versionStartIncluding": "4.3",
                  "vulnerable": true
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                  "versionEndExcluding": "5.10.247",
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              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vmwgfx: Validate command header size against SVGA_CMD_MAX_DATASIZE\n\nThis data originates from userspace and is used in buffer offset\ncalculations which could potentially overflow causing an out-of-bounds\naccess."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-06T21:51:00.437Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/e58559845021c3bad5e094219378b869157fad53"
        },
        {
          "url": "https://git.kernel.org/stable/c/54d458b244893e47bda52ec3943fdfbc8d7d068b"
        },
        {
          "url": "https://git.kernel.org/stable/c/709e5c088f9c99a5cf2c1d1c6ce58f2cca7ab173"
        },
        {
          "url": "https://git.kernel.org/stable/c/a3abb54c27b2c393c44362399777ad2f6e1ff17e"
        },
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        },
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          "url": "https://git.kernel.org/stable/c/5aea2cde03d4247cdcf53f9ab7d0747c9dca1cfc"
        },
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          "url": "https://git.kernel.org/stable/c/f3f3a8eb3f0ba799fae057091d8c67cca12d6fa0"
        },
        {
          "url": "https://git.kernel.org/stable/c/32b415a9dc2c212e809b7ebc2b14bc3fbda2b9af"
        }
      ],
      "title": "drm/vmwgfx: Validate command header size against SVGA_CMD_MAX_DATASIZE",
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        "engine": "bippy-1.2.0"
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-40277",
    "datePublished": "2025-12-06T21:51:00.437Z",
    "dateReserved": "2025-04-16T07:20:57.184Z",
    "dateUpdated": "2025-12-06T21:51:00.437Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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