fkie_nvd - fkie_cve-2021-47330

FKIE_CVE-2021-47330

Vulnerability from fkie_nvd - Published: 2024-05-21 15:15 - Updated: 2024-12-24 16:17

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Summary

In the Linux kernel, the following vulnerability has been resolved: tty: serial: 8250: serial_cs: Fix a memory leak in error handling path In the probe function, if the final 'serial_config()' fails, 'info' is leaking. Add a resource handling path to free this memory.

References

URL	Tags
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/331f5923fce4f45b8170ccf06c529e8eb28f37bc	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/34f4590f5ec9859ea9136249f528173d150bd584	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/7a80f71601af015856a0aeb1e3c294037ac3dd32	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/b2ef1f5de40342de44fc5355321595f91774dab5	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/b5a2799cd62ed30c81b22c23028d9ee374e2138c	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/c39cf4df19acf0133fa284a8cd83fad42cd13cc2	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/cddee5c287e26f6b2ba5c0ffdfc3a846f2f10461	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/ee16bed959862a6de2913f71a04cb563d7237b67	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/fad92b11047a748c996ebd6cfb164a63814eeb2e	Patch
af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/331f5923fce4f45b8170ccf06c529e8eb28f37bc	Patch
af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/34f4590f5ec9859ea9136249f528173d150bd584	Patch
af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/7a80f71601af015856a0aeb1e3c294037ac3dd32	Patch
af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/b2ef1f5de40342de44fc5355321595f91774dab5	Patch
af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/b5a2799cd62ed30c81b22c23028d9ee374e2138c	Patch
af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/c39cf4df19acf0133fa284a8cd83fad42cd13cc2	Patch
af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/cddee5c287e26f6b2ba5c0ffdfc3a846f2f10461	Patch
af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/ee16bed959862a6de2913f71a04cb563d7237b67	Patch
af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/stable/c/fad92b11047a748c996ebd6cfb164a63814eeb2e	Patch

Impacted products

Vendor	Product	Version
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*

JSON

To clipboard

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CVE-2021-47330 (GCVE-0-2021-47330)

Vulnerability from cvelistv5 – Published: 2024-05-21 14:35 – Updated: 2025-05-04 07:08

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/b5a2799cd62ed30c8…
	https://git.kernel.org/stable/c/331f5923fce4f45b8…
	https://git.kernel.org/stable/c/34f4590f5ec9859ea…
	https://git.kernel.org/stable/c/cddee5c287e26f6b2…
	https://git.kernel.org/stable/c/ee16bed959862a6de…
	https://git.kernel.org/stable/c/7a80f71601af01585…
	https://git.kernel.org/stable/c/c39cf4df19acf0133…
	https://git.kernel.org/stable/c/b2ef1f5de40342de4…
	https://git.kernel.org/stable/c/fad92b11047a748c9…

Impacted products

Vendor

Product

Version

Linux

Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < b5a2799cd62ed30c81b22c23028d9ee374e2138c (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 331f5923fce4f45b8170ccf06c529e8eb28f37bc (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 34f4590f5ec9859ea9136249f528173d150bd584 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < cddee5c287e26f6b2ba5c0ffdfc3a846f2f10461 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < ee16bed959862a6de2913f71a04cb563d7237b67 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 7a80f71601af015856a0aeb1e3c294037ac3dd32 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < c39cf4df19acf0133fa284a8cd83fad42cd13cc2 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < b2ef1f5de40342de44fc5355321595f91774dab5 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < fad92b11047a748c996ebd6cfb164a63814eeb2e (git)

Linux

Unaffected: 4.4.276 , ≤ 4.4.* (semver)
Unaffected: 4.9.276 , ≤ 4.9.* (semver)
Unaffected: 4.14.240 , ≤ 4.14.* (semver)
Unaffected: 4.19.198 , ≤ 4.19.* (semver)
Unaffected: 5.4.134 , ≤ 5.4.* (semver)
Unaffected: 5.10.52 , ≤ 5.10.* (semver)
Unaffected: 5.12.19 , ≤ 5.12.* (semver)
Unaffected: 5.13.4 , ≤ 5.13.* (semver)
Unaffected: 5.14 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

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            {
              "lessThanOrEqual": "4.4.*",
              "status": "unaffected",
              "version": "4.4.276",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.9.*",
              "status": "unaffected",
              "version": "4.9.276",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.240",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.198",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.134",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.52",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.12.*",
              "status": "unaffected",
              "version": "5.12.19",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.13.*",
              "status": "unaffected",
              "version": "5.13.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.14",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.4.276",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.9.276",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.14.240",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.19.198",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.4.134",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.52",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.12.19",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.13.4",
                  "vulnerable": true
                },
                {
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                  "versionEndExcluding": "5.14",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntty: serial: 8250: serial_cs: Fix a memory leak in error handling path\n\nIn the probe function, if the final \u0027serial_config()\u0027 fails, \u0027info\u0027 is\nleaking.\n\nAdd a resource handling path to free this memory."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T07:08:46.835Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/b5a2799cd62ed30c81b22c23028d9ee374e2138c"
        },
        {
          "url": "https://git.kernel.org/stable/c/331f5923fce4f45b8170ccf06c529e8eb28f37bc"
        },
        {
          "url": "https://git.kernel.org/stable/c/34f4590f5ec9859ea9136249f528173d150bd584"
        },
        {
          "url": "https://git.kernel.org/stable/c/cddee5c287e26f6b2ba5c0ffdfc3a846f2f10461"
        },
        {
          "url": "https://git.kernel.org/stable/c/ee16bed959862a6de2913f71a04cb563d7237b67"
        },
        {
          "url": "https://git.kernel.org/stable/c/7a80f71601af015856a0aeb1e3c294037ac3dd32"
        },
        {
          "url": "https://git.kernel.org/stable/c/c39cf4df19acf0133fa284a8cd83fad42cd13cc2"
        },
        {
          "url": "https://git.kernel.org/stable/c/b2ef1f5de40342de44fc5355321595f91774dab5"
        },
        {
          "url": "https://git.kernel.org/stable/c/fad92b11047a748c996ebd6cfb164a63814eeb2e"
        }
      ],
      "title": "tty: serial: 8250: serial_cs: Fix a memory leak in error handling path",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2021-47330",
    "datePublished": "2024-05-21T14:35:41.789Z",
    "dateReserved": "2024-05-21T14:28:16.975Z",
    "dateUpdated": "2025-05-04T07:08:46.835Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

FKIE_CVE-2021-47330

CVE-2021-47330 (GCVE-0-2021-47330)

Tags

Sightings

Nomenclature