CVE-2023-52566
Vulnerability from cvelistv5
Published
2024-03-02 21:59
Modified
2024-11-06 14:43
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
nilfs2: fix potential use after free in nilfs_gccache_submit_read_data()
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/193b5a1c6c67c36b430989dc063fe7ea4e200a33
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/28df4646ad8b433340772edc90ca709cdefc53e2
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3936e8714907cd55e37c7cc50e50229e4a9042e8
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7130a87ca32396eb9bf48b71a2d42259ae44c6c7
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7ee29facd8a9c5a26079148e36bcf07141b3a6bc
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/980663f1d189eedafd18d80053d9cf3e2ceb5c8c
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bb61224f6abc8e71bfdf06d7c984e23460875f5b
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/fb1084e63ee56958b0a56e17a50a4fd86445b9c1
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 5.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2023-52566",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-07-24T14:54:19.803278Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-416",
                "description": "CWE-416 Use After Free",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-06T14:43:57.106Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T23:03:21.025Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/fb1084e63ee56958b0a56e17a50a4fd86445b9c1"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/bb61224f6abc8e71bfdf06d7c984e23460875f5b"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/193b5a1c6c67c36b430989dc063fe7ea4e200a33"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/7130a87ca32396eb9bf48b71a2d42259ae44c6c7"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/3936e8714907cd55e37c7cc50e50229e4a9042e8"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/980663f1d189eedafd18d80053d9cf3e2ceb5c8c"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/28df4646ad8b433340772edc90ca709cdefc53e2"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/7ee29facd8a9c5a26079148e36bcf07141b3a6bc"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/nilfs2/gcinode.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "fb1084e63ee5",
              "status": "affected",
              "version": "a3d93f709e89",
              "versionType": "git"
            },
            {
              "lessThan": "bb61224f6abc",
              "status": "affected",
              "version": "a3d93f709e89",
              "versionType": "git"
            },
            {
              "lessThan": "193b5a1c6c67",
              "status": "affected",
              "version": "a3d93f709e89",
              "versionType": "git"
            },
            {
              "lessThan": "7130a87ca323",
              "status": "affected",
              "version": "a3d93f709e89",
              "versionType": "git"
            },
            {
              "lessThan": "3936e8714907",
              "status": "affected",
              "version": "a3d93f709e89",
              "versionType": "git"
            },
            {
              "lessThan": "980663f1d189",
              "status": "affected",
              "version": "a3d93f709e89",
              "versionType": "git"
            },
            {
              "lessThan": "28df4646ad8b",
              "status": "affected",
              "version": "a3d93f709e89",
              "versionType": "git"
            },
            {
              "lessThan": "7ee29facd8a9",
              "status": "affected",
              "version": "a3d93f709e89",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/nilfs2/gcinode.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "2.6.30"
            },
            {
              "lessThan": "2.6.30",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.327",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.296",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.258",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.198",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.134",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.56",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.5.*",
              "status": "unaffected",
              "version": "6.5.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.6",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnilfs2: fix potential use after free in nilfs_gccache_submit_read_data()\n\nIn nilfs_gccache_submit_read_data(), brelse(bh) is called to drop the\nreference count of bh when the call to nilfs_dat_translate() fails.  If\nthe reference count hits 0 and its owner page gets unlocked, bh may be\nfreed.  However, bh-\u003eb_page is dereferenced to put the page after that,\nwhich may result in a use-after-free bug.  This patch moves the release\noperation after unlocking and putting the page.\n\nNOTE: The function in question is only called in GC, and in combination\nwith current userland tools, address translation using DAT does not occur\nin that function, so the code path that causes this issue will not be\nexecuted.  However, it is possible to run that code path by intentionally\nmodifying the userland GC library or by calling the GC ioctl directly.\n\n[konishi.ryusuke@gmail.com: NOTE added to the commit log]"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-04T14:48:51.948Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/fb1084e63ee56958b0a56e17a50a4fd86445b9c1"
        },
        {
          "url": "https://git.kernel.org/stable/c/bb61224f6abc8e71bfdf06d7c984e23460875f5b"
        },
        {
          "url": "https://git.kernel.org/stable/c/193b5a1c6c67c36b430989dc063fe7ea4e200a33"
        },
        {
          "url": "https://git.kernel.org/stable/c/7130a87ca32396eb9bf48b71a2d42259ae44c6c7"
        },
        {
          "url": "https://git.kernel.org/stable/c/3936e8714907cd55e37c7cc50e50229e4a9042e8"
        },
        {
          "url": "https://git.kernel.org/stable/c/980663f1d189eedafd18d80053d9cf3e2ceb5c8c"
        },
        {
          "url": "https://git.kernel.org/stable/c/28df4646ad8b433340772edc90ca709cdefc53e2"
        },
        {
          "url": "https://git.kernel.org/stable/c/7ee29facd8a9c5a26079148e36bcf07141b3a6bc"
        }
      ],
      "title": "nilfs2: fix potential use after free in nilfs_gccache_submit_read_data()",
      "x_generator": {
        "engine": "bippy-9e1c9544281a"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2023-52566",
    "datePublished": "2024-03-02T21:59:38.167Z",
    "dateReserved": "2024-03-02T21:55:42.567Z",
    "dateUpdated": "2024-11-06T14:43:57.106Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-52566\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-03-02T22:15:49.023\",\"lastModified\":\"2024-11-06T15:35:06.933\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnilfs2: fix potential use after free in nilfs_gccache_submit_read_data()\\n\\nIn nilfs_gccache_submit_read_data(), brelse(bh) is called to drop the\\nreference count of bh when the call to nilfs_dat_translate() fails.  If\\nthe reference count hits 0 and its owner page gets unlocked, bh may be\\nfreed.  However, bh-\u003eb_page is dereferenced to put the page after that,\\nwhich may result in a use-after-free bug.  This patch moves the release\\noperation after unlocking and putting the page.\\n\\nNOTE: The function in question is only called in GC, and in combination\\nwith current userland tools, address translation using DAT does not occur\\nin that function, so the code path that causes this issue will not be\\nexecuted.  However, it is possible to run that code path by intentionally\\nmodifying the userland GC library or by calling the GC ioctl directly.\\n\\n[konishi.ryusuke@gmail.com: NOTE added to the commit log]\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: nilfs2: soluciona el uso potencial despu\u00e9s de liberar en nilfs_gccache_submit_read_data() En nilfs_gccache_submit_read_data(), se llama a brelse(bh) para eliminar el recuento de referencias de bh cuando falla la llamada a nilfs_dat_translate(). Si el recuento de referencias llega a 0 y la p\u00e1gina del propietario se desbloquea, es posible que bh quede liberado. Sin embargo, se elimina la referencia a bh-\u0026gt;b_page para colocar la p\u00e1gina despu\u00e9s de eso, lo que puede provocar un error de Use After Free. Este parche mueve la operaci\u00f3n de lanzamiento despu\u00e9s de desbloquear y poner la p\u00e1gina. NOTA: La funci\u00f3n en cuesti\u00f3n solo se llama en GC y, en combinaci\u00f3n con las herramientas actuales del usuario, la traducci\u00f3n de direcciones usando DAT no ocurre en esa funci\u00f3n, por lo que la ruta del c\u00f3digo que causa este problema no se ejecutar\u00e1. Sin embargo, es posible ejecutar esa ruta de c\u00f3digo modificando intencionalmente la librer\u00eda GC del \u00e1rea de usuario o llamando directamente al GC ioctl. [konishi.ryusuke@gmail.com: NOTA agregada al registro de confirmaci\u00f3n]\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/193b5a1c6c67c36b430989dc063fe7ea4e200a33\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/28df4646ad8b433340772edc90ca709cdefc53e2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3936e8714907cd55e37c7cc50e50229e4a9042e8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7130a87ca32396eb9bf48b71a2d42259ae44c6c7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7ee29facd8a9c5a26079148e36bcf07141b3a6bc\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/980663f1d189eedafd18d80053d9cf3e2ceb5c8c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/bb61224f6abc8e71bfdf06d7c984e23460875f5b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/fb1084e63ee56958b0a56e17a50a4fd86445b9c1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




  • 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.