fkie_cve-2022-1974
Vulnerability from fkie_nvd
Published
2022-08-31 16:15
Modified
2024-11-21 06:41
Severity ?
4.1 (Medium) - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
Summary
A use-after-free flaw was found in the Linux kernel's NFC core functionality due to a race condition between kobject creation and delete. This vulnerability allows a local attacker with CAP_NET_ADMIN privilege to leak kernel information.
References
secalert@redhat.comhttps://github.com/torvalds/linux/commit/da5c0f119203ad9728920456a0f52a6d850c01cdPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/da5c0f119203ad9728920456a0f52a6d850c01cdPatch, Third Party Advisory
Impacted products
Vendor Product Version
linux linux_kernel 5.18


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:o:linux:linux_kernel:5.18:rc6:*:*:*:*:*:*",
                     matchCriteriaId: "EE723F14-047B-4FCF-B109-E0542EDFB063",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "A use-after-free flaw was found in the Linux kernel's NFC core functionality due to a race condition between kobject creation and delete. This vulnerability allows a local attacker with CAP_NET_ADMIN privilege to leak kernel information.",
      },
      {
         lang: "es",
         value: "Se ha encontrado un fallo de uso de memoria previamente liberada en la funcionalidad del núcleo NFC del kernel de Linux debido a una condición de carrera entre la creación y el borrado de kobject. Esta vulnerabilidad permite a un atacante local con privilegios CAP_NET_ADMIN filtrar información del kernel",
      },
   ],
   id: "CVE-2022-1974",
   lastModified: "2024-11-21T06:41:52.067",
   metrics: {
      cvssMetricV31: [
         {
            cvssData: {
               attackComplexity: "HIGH",
               attackVector: "LOCAL",
               availabilityImpact: "NONE",
               baseScore: 4.1,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "HIGH",
               integrityImpact: "NONE",
               privilegesRequired: "HIGH",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N",
               version: "3.1",
            },
            exploitabilityScore: 0.5,
            impactScore: 3.6,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2022-08-31T16:15:10.007",
   references: [
      {
         source: "secalert@redhat.com",
         tags: [
            "Patch",
            "Third Party Advisory",
         ],
         url: "https://github.com/torvalds/linux/commit/da5c0f119203ad9728920456a0f52a6d850c01cd",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
            "Third Party Advisory",
         ],
         url: "https://github.com/torvalds/linux/commit/da5c0f119203ad9728920456a0f52a6d850c01cd",
      },
   ],
   sourceIdentifier: "secalert@redhat.com",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-416",
            },
         ],
         source: "secalert@redhat.com",
         type: "Secondary",
      },
      {
         description: [
            {
               lang: "en",
               value: "CWE-367",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


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