cve-2024-27040
Vulnerability from cvelistv5
Published
2024-05-01 12:54
Modified
2024-08-02 00:21
Severity
Summary
drm/amd/display: Add 'replay' NULL check in 'edp_set_replay_allow_active()'
References
SourceURLTags
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d0e94f4807ff0df66cf447d6b4bbb8ac830e99c3
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e7cadd5d3a8ffe334d0229ba9eda4290138d56e7
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f610c46771ef1047e46d61807aa7c69cd29e63d8
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f6aed043ee5d75b3d1bfc452b1a9584b63c8f76b
Impacted products
VendorProduct
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-27040",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-06-06T18:32:42.758321Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-06T18:32:50.739Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T00:21:05.887Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/f610c46771ef1047e46d61807aa7c69cd29e63d8"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/e7cadd5d3a8ffe334d0229ba9eda4290138d56e7"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/d0e94f4807ff0df66cf447d6b4bbb8ac830e99c3"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/f6aed043ee5d75b3d1bfc452b1a9584b63c8f76b"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "f610c46771ef",
              "status": "affected",
              "version": "c7ddc0a800bc",
              "versionType": "git"
            },
            {
              "lessThan": "e7cadd5d3a8f",
              "status": "affected",
              "version": "c7ddc0a800bc",
              "versionType": "git"
            },
            {
              "lessThan": "d0e94f4807ff",
              "status": "affected",
              "version": "c7ddc0a800bc",
              "versionType": "git"
            },
            {
              "lessThan": "f6aed043ee5d",
              "status": "affected",
              "version": "c7ddc0a800bc",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.6"
            },
            {
              "lessThan": "6.6",
              "status": "unaffected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.23",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "6.7.*",
              "status": "unaffected",
              "version": "6.7.11",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "6.8.*",
              "status": "unaffected",
              "version": "6.8.2",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.9",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Add \u0027replay\u0027 NULL check in \u0027edp_set_replay_allow_active()\u0027\n\nIn the first if statement, we\u0027re checking if \u0027replay\u0027 is NULL. But in\nthe second if statement, we\u0027re not checking if \u0027replay\u0027 is NULL again\nbefore calling replay-\u003efuncs-\u003ereplay_set_power_opt().\n\nif (replay == NULL \u0026\u0026 force_static)\n    return false;\n\n...\n\nif (link-\u003ereplay_settings.replay_feature_enabled \u0026\u0026\n    replay-\u003efuncs-\u003ereplay_set_power_opt) {\n\treplay-\u003efuncs-\u003ereplay_set_power_opt(replay, *power_opts, panel_inst);\n\tlink-\u003ereplay_settings.replay_power_opt_active = *power_opts;\n}\n\nIf \u0027replay\u0027 is NULL, this will cause a null pointer dereference.\n\nFixes the below found by smatch:\ndrivers/gpu/drm/amd/amdgpu/../display/dc/link/protocols/link_edp_panel_control.c:895 edp_set_replay_allow_active() error: we previously assumed \u0027replay\u0027 could be null (see line 887)"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-05-29T05:27:29.517Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/f610c46771ef1047e46d61807aa7c69cd29e63d8"
        },
        {
          "url": "https://git.kernel.org/stable/c/e7cadd5d3a8ffe334d0229ba9eda4290138d56e7"
        },
        {
          "url": "https://git.kernel.org/stable/c/d0e94f4807ff0df66cf447d6b4bbb8ac830e99c3"
        },
        {
          "url": "https://git.kernel.org/stable/c/f6aed043ee5d75b3d1bfc452b1a9584b63c8f76b"
        }
      ],
      "title": "drm/amd/display: Add \u0027replay\u0027 NULL check in \u0027edp_set_replay_allow_active()\u0027",
      "x_generator": {
        "engine": "bippy-a5840b7849dd"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-27040",
    "datePublished": "2024-05-01T12:54:00.645Z",
    "dateReserved": "2024-02-19T14:20:24.212Z",
    "dateUpdated": "2024-08-02T00:21:05.887Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-27040\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-01T13:15:49.600\",\"lastModified\":\"2024-05-01T19:50:25.633\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndrm/amd/display: Add \u0027replay\u0027 NULL check in \u0027edp_set_replay_allow_active()\u0027\\n\\nIn the first if statement, we\u0027re checking if \u0027replay\u0027 is NULL. But in\\nthe second if statement, we\u0027re not checking if \u0027replay\u0027 is NULL again\\nbefore calling replay-\u003efuncs-\u003ereplay_set_power_opt().\\n\\nif (replay == NULL \u0026\u0026 force_static)\\n    return false;\\n\\n...\\n\\nif (link-\u003ereplay_settings.replay_feature_enabled \u0026\u0026\\n    replay-\u003efuncs-\u003ereplay_set_power_opt) {\\n\\treplay-\u003efuncs-\u003ereplay_set_power_opt(replay, *power_opts, panel_inst);\\n\\tlink-\u003ereplay_settings.replay_power_opt_active = *power_opts;\\n}\\n\\nIf \u0027replay\u0027 is NULL, this will cause a null pointer dereference.\\n\\nFixes the below found by smatch:\\ndrivers/gpu/drm/amd/amdgpu/../display/dc/link/protocols/link_edp_panel_control.c:895 edp_set_replay_allow_active() error: we previously assumed \u0027replay\u0027 could be null (see line 887)\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: drm/amd/display: agregue la verificaci\u00f3n NULL \u0027replay\u0027 en \u0027edp_set_replay_allow_active()\u0027 En la primera declaraci\u00f3n if, estamos verificando si \u0027replay\u0027 es NULL. Pero en la segunda declaraci\u00f3n if, no estamos verificando si \u0027replay\u0027 es NULL nuevamente antes de llamar a replay-\u0026gt;funcs-\u0026gt;replay_set_power_opt(). si (repetici\u00f3n == NULL \u0026amp;\u0026amp; force_static) devuelve falso; ... if (enlace-\u0026gt;replay_settings.replay_feature_enabled \u0026amp;\u0026amp; replay-\u0026gt;funcs-\u0026gt;replay_set_power_opt) { replay-\u0026gt;funcs-\u0026gt;replay_set_power_opt(replay, *power_opts, panel_inst); enlace-\u0026gt;replay_settings.replay_power_opt_active = *power_opts; } Si \u0027repetici\u00f3n\u0027 es NULL, esto provocar\u00e1 una desreferencia del puntero nulo. Corrige el siguiente error encontrado por smatch: drivers/gpu/drm/amd/amdgpu/../display/dc/link/protocols/link_edp_panel_control.c:895 edp_set_replay_allow_active(): previamente asumimos que \u0027repetir\u0027 podr\u00eda ser nulo (ver l\u00ednea 887)\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/d0e94f4807ff0df66cf447d6b4bbb8ac830e99c3\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e7cadd5d3a8ffe334d0229ba9eda4290138d56e7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f610c46771ef1047e46d61807aa7c69cd29e63d8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f6aed043ee5d75b3d1bfc452b1a9584b63c8f76b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.