cve-2022-48771
Vulnerability from cvelistv5
Published
2024-06-20 11:13
Modified
2024-11-04 12:16
Severity ?
Summary
drm/vmwgfx: Fix stale file descriptors on failed usercopy
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0008a0c78fc33a84e2212a7c04e6b21a36ca6f4d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1d833b27fb708d6fdf5de9f6b3a8be4bd4321565
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6066977961fc6f437bc064f628cf9b0e4571c56c
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/84b1259fe36ae0915f3d6ddcea6377779de48b82
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a0f90c8815706981c483a652a6aefca51a5e191c
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ae2b20f27732fe92055d9e7b350abc5cdf3e2414
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e8d092a62449dcfc73517ca43963d2b8f44d0516
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/0008a0c78fc33a84e2212a7c04e6b21a36ca6f4d
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/1d833b27fb708d6fdf5de9f6b3a8be4bd4321565
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/6066977961fc6f437bc064f628cf9b0e4571c56c
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/84b1259fe36ae0915f3d6ddcea6377779de48b82
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/a0f90c8815706981c483a652a6aefca51a5e191c
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/ae2b20f27732fe92055d9e7b350abc5cdf3e2414
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/e8d092a62449dcfc73517ca43963d2b8f44d0516
Impacted products
Vendor Product Version
Linux Linux Version: 4.14
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T15:25:00.306Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/e8d092a62449dcfc73517ca43963d2b8f44d0516"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/0008a0c78fc33a84e2212a7c04e6b21a36ca6f4d"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/84b1259fe36ae0915f3d6ddcea6377779de48b82"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/ae2b20f27732fe92055d9e7b350abc5cdf3e2414"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/6066977961fc6f437bc064f628cf9b0e4571c56c"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/1d833b27fb708d6fdf5de9f6b3a8be4bd4321565"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/a0f90c8815706981c483a652a6aefca51a5e191c"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-48771",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-10T17:09:57.107831Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-11T17:34:46.747Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/vmwgfx/vmwgfx_drv.h",
            "drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c",
            "drivers/gpu/drm/vmwgfx/vmwgfx_fence.c",
            "drivers/gpu/drm/vmwgfx/vmwgfx_kms.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "e8d092a62449",
              "status": "affected",
              "version": "c906965dee22",
              "versionType": "git"
            },
            {
              "lessThan": "0008a0c78fc3",
              "status": "affected",
              "version": "c906965dee22",
              "versionType": "git"
            },
            {
              "lessThan": "84b1259fe36a",
              "status": "affected",
              "version": "c906965dee22",
              "versionType": "git"
            },
            {
              "lessThan": "ae2b20f27732",
              "status": "affected",
              "version": "c906965dee22",
              "versionType": "git"
            },
            {
              "lessThan": "6066977961fc",
              "status": "affected",
              "version": "c906965dee22",
              "versionType": "git"
            },
            {
              "lessThan": "1d833b27fb70",
              "status": "affected",
              "version": "c906965dee22",
              "versionType": "git"
            },
            {
              "lessThan": "a0f90c881570",
              "status": "affected",
              "version": "c906965dee22",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/vmwgfx/vmwgfx_drv.h",
            "drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c",
            "drivers/gpu/drm/vmwgfx/vmwgfx_fence.c",
            "drivers/gpu/drm/vmwgfx/vmwgfx_kms.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.14"
            },
            {
              "lessThan": "4.14",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.264",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.227",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.175",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.95",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.18",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.16.*",
              "status": "unaffected",
              "version": "5.16.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.17",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vmwgfx: Fix stale file descriptors on failed usercopy\n\nA failing usercopy of the fence_rep object will lead to a stale entry in\nthe file descriptor table as put_unused_fd() won\u0027t release it. This\nenables userland to refer to a dangling \u0027file\u0027 object through that still\nvalid file descriptor, leading to all kinds of use-after-free\nexploitation scenarios.\n\nFix this by deferring the call to fd_install() until after the usercopy\nhas succeeded."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-04T12:16:10.934Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/e8d092a62449dcfc73517ca43963d2b8f44d0516"
        },
        {
          "url": "https://git.kernel.org/stable/c/0008a0c78fc33a84e2212a7c04e6b21a36ca6f4d"
        },
        {
          "url": "https://git.kernel.org/stable/c/84b1259fe36ae0915f3d6ddcea6377779de48b82"
        },
        {
          "url": "https://git.kernel.org/stable/c/ae2b20f27732fe92055d9e7b350abc5cdf3e2414"
        },
        {
          "url": "https://git.kernel.org/stable/c/6066977961fc6f437bc064f628cf9b0e4571c56c"
        },
        {
          "url": "https://git.kernel.org/stable/c/1d833b27fb708d6fdf5de9f6b3a8be4bd4321565"
        },
        {
          "url": "https://git.kernel.org/stable/c/a0f90c8815706981c483a652a6aefca51a5e191c"
        }
      ],
      "title": "drm/vmwgfx: Fix stale file descriptors on failed usercopy",
      "x_generator": {
        "engine": "bippy-9e1c9544281a"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-48771",
    "datePublished": "2024-06-20T11:13:45.896Z",
    "dateReserved": "2024-06-20T11:09:39.061Z",
    "dateUpdated": "2024-11-04T12:16:10.934Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-48771\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-06-20T12:15:15.043\",\"lastModified\":\"2024-11-21T07:33:59.367\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndrm/vmwgfx: Fix stale file descriptors on failed usercopy\\n\\nA failing usercopy of the fence_rep object will lead to a stale entry in\\nthe file descriptor table as put_unused_fd() won\u0027t release it. This\\nenables userland to refer to a dangling \u0027file\u0027 object through that still\\nvalid file descriptor, leading to all kinds of use-after-free\\nexploitation scenarios.\\n\\nFix this by deferring the call to fd_install() until after the usercopy\\nhas succeeded.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/vmwgfx: corrige descriptores de archivos obsoletos en una copia de usuario fallida. Una copia de usuario fallida del objeto valla_rep generar\u00e1 una entrada obsoleta en la tabla de descriptores de archivos, ya que put_unused_fd() no lo liberar\u00e1. Esto permite al usuario hacer referencia a un objeto \u0027archivo\u0027 pendiente a trav\u00e9s de ese descriptor de archivo a\u00fan v\u00e1lido, lo que lleva a todo tipo de escenarios de explotaci\u00f3n de use-after-free. Solucione este problema posponiendo la llamada a fd_install() hasta que la copia del usuario se haya realizado correctamente.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0008a0c78fc33a84e2212a7c04e6b21a36ca6f4d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/1d833b27fb708d6fdf5de9f6b3a8be4bd4321565\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/6066977961fc6f437bc064f628cf9b0e4571c56c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/84b1259fe36ae0915f3d6ddcea6377779de48b82\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a0f90c8815706981c483a652a6aefca51a5e191c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/ae2b20f27732fe92055d9e7b350abc5cdf3e2414\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e8d092a62449dcfc73517ca43963d2b8f44d0516\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/0008a0c78fc33a84e2212a7c04e6b21a36ca6f4d\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/1d833b27fb708d6fdf5de9f6b3a8be4bd4321565\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/6066977961fc6f437bc064f628cf9b0e4571c56c\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/84b1259fe36ae0915f3d6ddcea6377779de48b82\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/a0f90c8815706981c483a652a6aefca51a5e191c\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/ae2b20f27732fe92055d9e7b350abc5cdf3e2414\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/e8d092a62449dcfc73517ca43963d2b8f44d0516\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.