CVE-2022-49887 (GCVE-0-2022-49887)

Vulnerability from cvelistv5 – Published: 2025-05-01 14:10 – Updated: 2026-05-11 19:08
VLAI
Title
media: meson: vdec: fix possible refcount leak in vdec_probe()
Summary
In the Linux kernel, the following vulnerability has been resolved: media: meson: vdec: fix possible refcount leak in vdec_probe() v4l2_device_unregister need to be called to put the refcount got by v4l2_device_register when vdec_probe fails or vdec_remove is called.
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-10-01 16:10 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 3e7f51bd96077acad6acd7b45668f65b44233c4e , < 70119756311a0be3b95bec2e1ba714673e90feba (git)
Affected: 3e7f51bd96077acad6acd7b45668f65b44233c4e , < be6e22f54623d8a856a4f167b25be73c2ff1ff80 (git)
Affected: 3e7f51bd96077acad6acd7b45668f65b44233c4e , < f96ad391d054bd5c36994f98afd6a12cbb5600bf (git)
Affected: 3e7f51bd96077acad6acd7b45668f65b44233c4e , < 0457e7b12ece1a7e41fa0ae8b7e47c0a72a83bef (git)
Affected: 3e7f51bd96077acad6acd7b45668f65b44233c4e , < 7718999356234d9cc6a11b4641bb773928f1390f (git)
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Linux Linux Affected: 5.3
Unaffected: 0 , < 5.3 (semver)
Unaffected: 5.4.224 , ≤ 5.4.* (semver)
Unaffected: 5.10.154 , ≤ 5.10.* (semver)
Unaffected: 5.15.78 , ≤ 5.15.* (semver)
Unaffected: 6.0.8 , ≤ 6.0.* (semver)
Unaffected: 6.1 , ≤ * (original_commit_for_fix)
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            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "defaultStatus": "unaffected",
              "product": "Linux",
              "programFiles": [
                "drivers/staging/media/meson/vdec/vdec.c"
              ],
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "vendor": "Linux",
              "versions": [
                {
                  "lessThan": "70119756311a0be3b95bec2e1ba714673e90feba",
                  "status": "affected",
                  "version": "3e7f51bd96077acad6acd7b45668f65b44233c4e",
                  "versionType": "git"
                },
                {
                  "lessThan": "be6e22f54623d8a856a4f167b25be73c2ff1ff80",
                  "status": "affected",
                  "version": "3e7f51bd96077acad6acd7b45668f65b44233c4e",
                  "versionType": "git"
                },
                {
                  "lessThan": "f96ad391d054bd5c36994f98afd6a12cbb5600bf",
                  "status": "affected",
                  "version": "3e7f51bd96077acad6acd7b45668f65b44233c4e",
                  "versionType": "git"
                },
                {
                  "lessThan": "0457e7b12ece1a7e41fa0ae8b7e47c0a72a83bef",
                  "status": "affected",
                  "version": "3e7f51bd96077acad6acd7b45668f65b44233c4e",
                  "versionType": "git"
                },
                {
                  "lessThan": "7718999356234d9cc6a11b4641bb773928f1390f",
                  "status": "affected",
                  "version": "3e7f51bd96077acad6acd7b45668f65b44233c4e",
                  "versionType": "git"
                }
              ]
            },
            {
              "defaultStatus": "affected",
              "product": "Linux",
              "programFiles": [
                "drivers/staging/media/meson/vdec/vdec.c"
              ],
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "vendor": "Linux",
              "versions": [
                {
                  "status": "affected",
                  "version": "5.3"
                },
                {
                  "lessThan": "5.3",
                  "status": "unaffected",
                  "version": "0",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.4.*",
                  "status": "unaffected",
                  "version": "5.4.224",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.10.*",
                  "status": "unaffected",
                  "version": "5.10.154",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.15.*",
                  "status": "unaffected",
                  "version": "5.15.78",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "6.0.*",
                  "status": "unaffected",
                  "version": "6.0.8",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "*",
                  "status": "unaffected",
                  "version": "6.1",
                  "versionType": "original_commit_for_fix"
                }
              ]
            }
          ],
          "cpeApplicability": [
            {
              "nodes": [
                {
                  "cpeMatch": [
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.4.224",
                      "versionStartIncluding": "5.3",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.10.154",
                      "versionStartIncluding": "5.3",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.15.78",
                      "versionStartIncluding": "5.3",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "6.0.8",
                      "versionStartIncluding": "5.3",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "6.1",
                      "versionStartIncluding": "5.3",
                      "vulnerable": true
                    }
                  ],
                  "negate": false,
                  "operator": "OR"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: meson: vdec: fix possible refcount leak in vdec_probe()\n\nv4l2_device_unregister need to be called to put the refcount got by\nv4l2_device_register when vdec_probe fails or vdec_remove is called."
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-05-11T19:08:39.840Z",
            "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "shortName": "Linux"
          },
          "references": [
            {
              "url": "https://git.kernel.org/stable/c/70119756311a0be3b95bec2e1ba714673e90feba"
            },
            {
              "url": "https://git.kernel.org/stable/c/be6e22f54623d8a856a4f167b25be73c2ff1ff80"
            },
            {
              "url": "https://git.kernel.org/stable/c/f96ad391d054bd5c36994f98afd6a12cbb5600bf"
            },
            {
              "url": "https://git.kernel.org/stable/c/0457e7b12ece1a7e41fa0ae8b7e47c0a72a83bef"
            },
            {
              "url": "https://git.kernel.org/stable/c/7718999356234d9cc6a11b4641bb773928f1390f"
            }
          ],
          "title": "media: meson: vdec: fix possible refcount leak in vdec_probe()",
          "x_generator": {
            "engine": "bippy-1.2.0"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "assignerShortName": "Linux",
        "cveId": "CVE-2022-49887",
        "datePublished": "2025-05-01T14:10:32.569Z",
        "dateReserved": "2025-05-01T14:05:17.242Z",
        "dateUpdated": "2026-05-11T19:08:39.840Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • 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.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.