fkie_cve-2021-30002
Vulnerability from fkie_nvd
Published
2021-04-02 05:15
Modified
2024-11-21 06:03
Severity ?
6.2 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
An issue was discovered in the Linux kernel before 5.11.3 when a webcam device exists. video_usercopy in drivers/media/v4l2-core/v4l2-ioctl.c has a memory leak for large arguments, aka CID-fb18802a338b.
References
cve@mitre.orghttps://bugzilla.suse.com/show_bug.cgi?id=1184120Issue Tracking, Third Party Advisory
cve@mitre.orghttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.3Patch, Vendor Advisory
cve@mitre.orghttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fb18802a338b36f675a388fc03d2aa504a0d0899Patch, Vendor Advisory
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2021/06/msg00020.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.suse.com/show_bug.cgi?id=1184120Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.3Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fb18802a338b36f675a388fc03d2aa504a0d0899Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2021/06/msg00020.htmlThird Party Advisory
Impacted products
Vendor Product Version
linux linux_kernel *
debian debian_linux 9.0


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "290C9023-F1BC-4A98-B27E-C9FE1C938DBC",
                     versionEndExcluding: "5.11.3",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                     matchCriteriaId: "DEECE5FC-CACF-4496-A3E7-164736409252",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "An issue was discovered in the Linux kernel before 5.11.3 when a webcam device exists. video_usercopy in drivers/media/v4l2-core/v4l2-ioctl.c has a memory leak for large arguments, aka CID-fb18802a338b.",
      },
      {
         lang: "es",
         value: "Se detectó un problema en el kernel de Linux versiones anteriores a 5.11.3, cuando se presenta un dispositivo webcam. video_usercopy en el archivo drivers/media/v4l2-core/v4l2-ioctl.c, presenta una pérdida de memoria para argumentos grandes, también se conoce como CID-fb18802a338b.",
      },
   ],
   id: "CVE-2021-30002",
   lastModified: "2024-11-21T06:03:12.973",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "LOW",
            cvssData: {
               accessComplexity: "LOW",
               accessVector: "LOCAL",
               authentication: "NONE",
               availabilityImpact: "PARTIAL",
               baseScore: 2.1,
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               vectorString: "AV:L/AC:L/Au:N/C:N/I:N/A:P",
               version: "2.0",
            },
            exploitabilityScore: 3.9,
            impactScore: 2.9,
            obtainAllPrivilege: false,
            obtainOtherPrivilege: false,
            obtainUserPrivilege: false,
            source: "nvd@nist.gov",
            type: "Primary",
            userInteractionRequired: false,
         },
      ],
      cvssMetricV31: [
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "LOCAL",
               availabilityImpact: "HIGH",
               baseScore: 6.2,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               privilegesRequired: "NONE",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
               version: "3.1",
            },
            exploitabilityScore: 2.5,
            impactScore: 3.6,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2021-04-02T05:15:12.767",
   references: [
      {
         source: "cve@mitre.org",
         tags: [
            "Issue Tracking",
            "Third Party Advisory",
         ],
         url: "https://bugzilla.suse.com/show_bug.cgi?id=1184120",
      },
      {
         source: "cve@mitre.org",
         tags: [
            "Patch",
            "Vendor Advisory",
         ],
         url: "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.3",
      },
      {
         source: "cve@mitre.org",
         tags: [
            "Patch",
            "Vendor Advisory",
         ],
         url: "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fb18802a338b36f675a388fc03d2aa504a0d0899",
      },
      {
         source: "cve@mitre.org",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Issue Tracking",
            "Third Party Advisory",
         ],
         url: "https://bugzilla.suse.com/show_bug.cgi?id=1184120",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
            "Vendor Advisory",
         ],
         url: "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.3",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
            "Vendor Advisory",
         ],
         url: "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fb18802a338b36f675a388fc03d2aa504a0d0899",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html",
      },
   ],
   sourceIdentifier: "cve@mitre.org",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-401",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


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