CVE-2023-51781 (GCVE-0-2023-51781)

Vulnerability from cvelistv5 – Published: 2023-12-25 00:00 – Updated: 2024-08-02 22:48
VLAI
Summary
An issue was discovered in the Linux kernel before 6.6.8. atalk_ioctl in net/appletalk/ddp.c has a use-after-free because of an atalk_recvmsg race condition.
Severity
7.0 (High)
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T22:48:11.216Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.8"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/torvalds/linux/commit/189ff16722ee36ced4d2a2469d4ab65a8fee4198"
          },
          {
            "name": "[debian-lts-announce] 20240111 [SECURITY] [DLA 3710-1] linux security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html"
          },
          {
            "name": "[debian-lts-announce] 20240111 [SECURITY] [DLA 3711-1] linux-5.10 security update",
            "tags": [
              "mailing-list",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in the Linux kernel before 6.6.8. atalk_ioctl in net/appletalk/ddp.c has a use-after-free because of an atalk_recvmsg race condition."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-01-11T21:06:24.776Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.8"
        },
        {
          "url": "https://github.com/torvalds/linux/commit/189ff16722ee36ced4d2a2469d4ab65a8fee4198"
        },
        {
          "name": "[debian-lts-announce] 20240111 [SECURITY] [DLA 3710-1] linux security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html"
        },
        {
          "name": "[debian-lts-announce] 20240111 [SECURITY] [DLA 3711-1] linux-5.10 security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2023-51781",
    "datePublished": "2023-12-25T00:00:00.000Z",
    "dateReserved": "2023-12-25T00:00:00.000Z",
    "dateUpdated": "2024-08-02T22:48:11.216Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2023-51781",
      "date": "2026-07-24",
      "epss": "0.00308",
      "percentile": "0.22973"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartExcluding\": \"2.6.12\", \"versionEndExcluding\": \"6.6.8\", \"matchCriteriaId\": \"C5C35A7D-82A5-436F-925A-384D92679784\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:2.6.12:rc2:*:*:*:*:*:*\", \"matchCriteriaId\": \"4F76C298-81DC-43E4-8FC9-DC005A2116EF\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:2.6.12:rc3:*:*:*:*:*:*\", \"matchCriteriaId\": \"0AB349B2-3F78-4197-882B-90ADB3BF645A\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:2.6.12:rc4:*:*:*:*:*:*\", \"matchCriteriaId\": \"6AC88830-A9BC-4607-B572-A4B502FC9FD0\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:2.6.12:rc5:*:*:*:*:*:*\", \"matchCriteriaId\": \"476CB3A5-D022-4F13-AAEF-CB6A5785516A\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:2.6.12:rc6:*:*:*:*:*:*\", \"matchCriteriaId\": \"8CFD5CDD-1709-44C7-82BD-BAFDC46990D6\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.7:rc1:*:*:*:*:*:*\", \"matchCriteriaId\": \"3A0038DE-E183-4958-A6E3-CE3821FEAFBF\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.7:rc2:*:*:*:*:*:*\", \"matchCriteriaId\": \"E31AD4FC-436C-44AB-BCAB-3A0B37F69EE0\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.7:rc3:*:*:*:*:*:*\", \"matchCriteriaId\": \"C56C6E04-4F04-44A3-8DB8-93899903CFCF\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.7:rc4:*:*:*:*:*:*\", \"matchCriteriaId\": \"5C78EDA4-8BE6-42FC-9512-49032D525A55\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.7:rc5:*:*:*:*:*:*\", \"matchCriteriaId\": \"32F2E5CA-13C6-4601-B530-D465CBF73D1C\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"07B237A9-69A3-4A9C-9DA0-4E06BD37AE73\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"An issue was discovered in the Linux kernel before 6.6.8. atalk_ioctl in net/appletalk/ddp.c has a use-after-free because of an atalk_recvmsg race condition.\"}, {\"lang\": \"es\", \"value\": \"Se descubri\\u00f3 un problema en el kernel de Linux anterior a 6.6.8. atalk_ioctl en net/appletalk/ddp.c tiene un use after free debido a una condici\\u00f3n de ejecuci\\u00f3n atalk_recvmsg.\"}]",
      "id": "CVE-2023-51781",
      "lastModified": "2024-11-21T08:38:47.710",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H\", \"baseScore\": 7.0, \"baseSeverity\": \"HIGH\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.0, \"impactScore\": 5.9}]}",
      "published": "2024-01-11T19:15:12.553",
      "references": "[{\"url\": \"https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.8\", \"source\": \"cve@mitre.org\", \"tags\": [\"Release Notes\"]}, {\"url\": \"https://github.com/torvalds/linux/commit/189ff16722ee36ced4d2a2469d4ab65a8fee4198\", \"source\": \"cve@mitre.org\", \"tags\": [\"Patch\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Mailing List\", \"Third Party Advisory\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Mailing List\", \"Third Party Advisory\"]}, {\"url\": \"https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.8\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Release Notes\"]}, {\"url\": \"https://github.com/torvalds/linux/commit/189ff16722ee36ced4d2a2469d4ab65a8fee4198\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mailing List\", \"Third Party Advisory\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mailing List\", \"Third Party Advisory\"]}]",
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-416\"}]}]"
    },
    "microsoft_vex": {
      "current_release_date": "2026-02-18T02:53:08.000Z",
      "cve": "CVE-2023-51781",
      "id": "msrc_CVE-2023-51781",
      "initial_release_date": "2023-12-01T08:00:00.000Z",
      "product_status:fixed": "3",
      "product_status:known_affected": "3",
      "source": "Microsoft CSAF VEX",
      "status": "final",
      "title": "An issue was discovered in the Linux kernel before 6.6.8. atalk_ioctl in net/appletalk/ddp.c has a use-after-free because of an atalk_recvmsg race condition.",
      "url": "https://msrc.microsoft.com/csaf/vex/2023/msrc_cve-2023-51781.json",
      "version": "2"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-51781\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2024-01-11T19:15:12.553\",\"lastModified\":\"2026-06-17T06:41:39.497\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An issue was discovered in the Linux kernel before 6.6.8. atalk_ioctl in net/appletalk/ddp.c has a use-after-free because of an atalk_recvmsg race condition.\"},{\"lang\":\"es\",\"value\":\"Se descubri\u00f3 un problema en el kernel de Linux anterior a 6.6.8. atalk_ioctl en net/appletalk/ddp.c tiene un use after free debido a una condici\u00f3n de ejecuci\u00f3n atalk_recvmsg.\"}],\"affected\":[{\"source\":\"cve@mitre.org\",\"affectedData\":[{\"vendor\":\"n/a\",\"product\":\"n/a\",\"versions\":[{\"version\":\"n/a\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.0,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.0,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartExcluding\":\"2.6.12\",\"versionEndExcluding\":\"6.6.8\",\"matchCriteriaId\":\"C5C35A7D-82A5-436F-925A-384D92679784\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:2.6.12:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"4F76C298-81DC-43E4-8FC9-DC005A2116EF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:2.6.12:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"0AB349B2-3F78-4197-882B-90ADB3BF645A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:2.6.12:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"6AC88830-A9BC-4607-B572-A4B502FC9FD0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:2.6.12:rc5:*:*:*:*:*:*\",\"matchCriteriaId\":\"476CB3A5-D022-4F13-AAEF-CB6A5785516A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:2.6.12:rc6:*:*:*:*:*:*\",\"matchCriteriaId\":\"8CFD5CDD-1709-44C7-82BD-BAFDC46990D6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.7:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"3A0038DE-E183-4958-A6E3-CE3821FEAFBF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.7:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"E31AD4FC-436C-44AB-BCAB-3A0B37F69EE0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.7:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"C56C6E04-4F04-44A3-8DB8-93899903CFCF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.7:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"5C78EDA4-8BE6-42FC-9512-49032D525A55\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.7:rc5:*:*:*:*:*:*\",\"matchCriteriaId\":\"32F2E5CA-13C6-4601-B530-D465CBF73D1C\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"07B237A9-69A3-4A9C-9DA0-4E06BD37AE73\"}]}]}],\"references\":[{\"url\":\"https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.8\",\"source\":\"cve@mitre.org\",\"tags\":[\"Release Notes\"]},{\"url\":\"https://github.com/torvalds/linux/commit/189ff16722ee36ced4d2a2469d4ab65a8fee4198\",\"source\":\"cve@mitre.org\",\"tags\":[\"Patch\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.8\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\"]},{\"url\":\"https://github.com/torvalds/linux/commit/189ff16722ee36ced4d2a2469d4ab65a8fee4198\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2025-11-21T14:38:20+00:00",
      "cve": "CVE-2023-51781",
      "id": "CVE-2023-51781",
      "initial_release_date": "2023-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "198",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: use-after-free in net/appletalk/ddp.c",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-51781.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2025-10-07T00:59:27Z",
      "cve": "CVE-2023-51781",
      "id": "CVE-2023-51781",
      "initial_release_date": "2024-01-12T02:44:38Z",
      "product_status:known_not_affected": "313",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2023-51781",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2023-51781.json",
      "version": "15"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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

Author Source Type Date Other

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.