gsd-2021-38201
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
net/sunrpc/xdr.c in the Linux kernel before 5.13.4 allows remote attackers to cause a denial of service (xdr_set_page_base slab-out-of-bounds access) by performing many NFS 4.2 READ_PLUS operations.
Aliases
Aliases
CVE-2021-38201


To clipboard 

{
   GSD: {
      alias: "CVE-2021-38201",
      description: "net/sunrpc/xdr.c in the Linux kernel before 5.13.4 allows remote attackers to cause a denial of service (xdr_set_page_base slab-out-of-bounds access) by performing many NFS 4.2 READ_PLUS operations.",
      id: "GSD-2021-38201",
      references: [
         "https://www.suse.com/security/cve/CVE-2021-38201.html",
         "https://access.redhat.com/errata/RHSA-2021:3447",
         "https://access.redhat.com/errata/RHSA-2021:3440",
         "https://ubuntu.com/security/CVE-2021-38201",
         "https://linux.oracle.com/cve/CVE-2021-38201.html",
      ],
   },
   gsd: {
      metadata: {
         exploitCode: "unknown",
         remediation: "unknown",
         reportConfidence: "confirmed",
         type: "vulnerability",
      },
      osvSchema: {
         aliases: [
            "CVE-2021-38201",
         ],
         details: "net/sunrpc/xdr.c in the Linux kernel before 5.13.4 allows remote attackers to cause a denial of service (xdr_set_page_base slab-out-of-bounds access) by performing many NFS 4.2 READ_PLUS operations.",
         id: "GSD-2021-38201",
         modified: "2023-12-13T01:23:17.348364Z",
         schema_version: "1.4.0",
      },
   },
   namespaces: {
      "cve.org": {
         CVE_data_meta: {
            ASSIGNER: "cve@mitre.org",
            ID: "CVE-2021-38201",
            STATE: "PUBLIC",
         },
         affects: {
            vendor: {
               vendor_data: [
                  {
                     product: {
                        product_data: [
                           {
                              product_name: "n/a",
                              version: {
                                 version_data: [
                                    {
                                       version_value: "n/a",
                                    },
                                 ],
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         data_format: "MITRE",
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               },
            ],
         },
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                        value: "n/a",
                     },
                  ],
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         },
         references: {
            reference_data: [
               {
                  name: "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4",
                  refsource: "MISC",
                  url: "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4",
               },
               {
                  name: "https://github.com/torvalds/linux/commit/6d1c0f3d28f98ea2736128ed3e46821496dc3a8c",
                  refsource: "MISC",
                  url: "https://github.com/torvalds/linux/commit/6d1c0f3d28f98ea2736128ed3e46821496dc3a8c",
               },
               {
                  name: "https://security.netapp.com/advisory/ntap-20210902-0010/",
                  refsource: "CONFIRM",
                  url: "https://security.netapp.com/advisory/ntap-20210902-0010/",
               },
            ],
         },
      },
      "nvd.nist.gov": {
         cve: {
            configurations: [
               {
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                              matchCriteriaId: "899BD8D1-E0DF-40D5-AE89-966542B4F09E",
                              versionEndExcluding: "5.12.19",
                              versionStartIncluding: "5.11.0",
                              vulnerable: true,
                           },
                           {
                              criteria: "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                              matchCriteriaId: "8C97AEB3-19D7-4AD5-AE45-466EC5444F87",
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            descriptions: [
               {
                  lang: "en",
                  value: "net/sunrpc/xdr.c in the Linux kernel before 5.13.4 allows remote attackers to cause a denial of service (xdr_set_page_base slab-out-of-bounds access) by performing many NFS 4.2 READ_PLUS operations.",
               },
               {
                  lang: "es",
                  value: "El archivo net/sunrpc/xdr.c en el kernel de Linux versiones anteriores a 5.13.4, permite a atacantes remotos causar una denegación de servicio (acceso fuera de los límites de xdr_set_page_base) al llevar a cabo muchas operaciones NFS 4.2 READ_PLUS",
               },
            ],
            id: "CVE-2021-38201",
            lastModified: "2024-04-23T18:57:47.143",
            metrics: {
               cvssMetricV2: [
                  {
                     acInsufInfo: false,
                     baseSeverity: "MEDIUM",
                     cvssData: {
                        accessComplexity: "LOW",
                        accessVector: "NETWORK",
                        authentication: "NONE",
                        availabilityImpact: "PARTIAL",
                        baseScore: 5,
                        confidentialityImpact: "NONE",
                        integrityImpact: "NONE",
                        vectorString: "AV:N/AC:L/Au:N/C:N/I:N/A:P",
                        version: "2.0",
                     },
                     exploitabilityScore: 10,
                     impactScore: 2.9,
                     obtainAllPrivilege: false,
                     obtainOtherPrivilege: false,
                     obtainUserPrivilege: false,
                     source: "nvd@nist.gov",
                     type: "Primary",
                     userInteractionRequired: false,
                  },
               ],
               cvssMetricV31: [
                  {
                     cvssData: {
                        attackComplexity: "LOW",
                        attackVector: "NETWORK",
                        availabilityImpact: "HIGH",
                        baseScore: 7.5,
                        baseSeverity: "HIGH",
                        confidentialityImpact: "NONE",
                        integrityImpact: "NONE",
                        privilegesRequired: "NONE",
                        scope: "UNCHANGED",
                        userInteraction: "NONE",
                        vectorString: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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                     exploitabilityScore: 3.9,
                     impactScore: 3.6,
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                     type: "Primary",
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            published: "2021-08-08T20:15:07.147",
            references: [
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                  source: "cve@mitre.org",
                  tags: [
                     "Mailing List",
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            sourceIdentifier: "cve@mitre.org",
            vulnStatus: "Analyzed",
            weaknesses: [
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                        lang: "en",
                        value: "CWE-119",
                     },
                  ],
                  source: "nvd@nist.gov",
                  type: "Primary",
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            ],
         },
      },
   },
}


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