CVE-2020-14390 (GCVE-0-2020-14390)
Vulnerability from cvelistv5
Published
2020-09-18 17:42
Modified
2024-08-04 12:46
Severity ?
Summary
A flaw was found in the Linux kernel in versions before 5.9-rc6. When changing screen size, an out-of-bounds memory write can occur leading to memory corruption or a denial of service. Due to the nature of the flaw, privilege escalation cannot be fully ruled out.
References
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1876788
secalert@redhat.comhttps://lists.debian.org/debian-lts-announce/2020/10/msg00032.html
secalert@redhat.comhttps://lists.debian.org/debian-lts-announce/2020/10/msg00034.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1876788
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html
Impacted products
Vendor Product Version
n/a kernel Version: Linux kernel versions before 5.9-rc6
Show details on NVD website

To clipboard 

{
   containers: {
      adp: [
         {
            providerMetadata: {
               dateUpdated: "2024-08-04T12:46:34.191Z",
               orgId: "af854a3a-2127-422b-91ae-364da2661108",
               shortName: "CVE",
            },
            references: [
               {
                  tags: [
                     "x_refsource_MISC",
                     "x_transferred",
                  ],
                  url: "https://bugzilla.redhat.com/show_bug.cgi?id=1876788",
               },
               {
                  name: "openSUSE-SU-2020:1586",
                  tags: [
                     "vendor-advisory",
                     "x_refsource_SUSE",
                     "x_transferred",
                  ],
                  url: "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html",
               },
               {
                  name: "openSUSE-SU-2020:1655",
                  tags: [
                     "vendor-advisory",
                     "x_refsource_SUSE",
                     "x_transferred",
                  ],
                  url: "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html",
               },
               {
                  name: "[debian-lts-announce] 20201030 [SECURITY] [DLA 2420-1] linux security update",
                  tags: [
                     "mailing-list",
                     "x_refsource_MLIST",
                     "x_transferred",
                  ],
                  url: "https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html",
               },
               {
                  name: "[debian-lts-announce] 20201031 [SECURITY] [DLA 2420-2] linux regression update",
                  tags: [
                     "mailing-list",
                     "x_refsource_MLIST",
                     "x_transferred",
                  ],
                  url: "https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html",
               },
            ],
            title: "CVE Program Container",
         },
      ],
      cna: {
         affected: [
            {
               product: "kernel",
               vendor: "n/a",
               versions: [
                  {
                     status: "affected",
                     version: "Linux kernel versions before 5.9-rc6",
                  },
               ],
            },
         ],
         descriptions: [
            {
               lang: "en",
               value: "A flaw was found in the Linux kernel in versions before 5.9-rc6. When changing screen size, an out-of-bounds memory write can occur leading to memory corruption or a denial of service. Due to the nature of the flaw, privilege escalation cannot be fully ruled out.",
            },
         ],
         problemTypes: [
            {
               descriptions: [
                  {
                     cweId: "CWE-787",
                     description: "CWE-787",
                     lang: "en",
                     type: "CWE",
                  },
               ],
            },
         ],
         providerMetadata: {
            dateUpdated: "2020-10-31T17:06:25",
            orgId: "53f830b8-0a3f-465b-8143-3b8a9948e749",
            shortName: "redhat",
         },
         references: [
            {
               tags: [
                  "x_refsource_MISC",
               ],
               url: "https://bugzilla.redhat.com/show_bug.cgi?id=1876788",
            },
            {
               name: "openSUSE-SU-2020:1586",
               tags: [
                  "vendor-advisory",
                  "x_refsource_SUSE",
               ],
               url: "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html",
            },
            {
               name: "openSUSE-SU-2020:1655",
               tags: [
                  "vendor-advisory",
                  "x_refsource_SUSE",
               ],
               url: "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html",
            },
            {
               name: "[debian-lts-announce] 20201030 [SECURITY] [DLA 2420-1] linux security update",
               tags: [
                  "mailing-list",
                  "x_refsource_MLIST",
               ],
               url: "https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html",
            },
            {
               name: "[debian-lts-announce] 20201031 [SECURITY] [DLA 2420-2] linux regression update",
               tags: [
                  "mailing-list",
                  "x_refsource_MLIST",
               ],
               url: "https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html",
            },
         ],
         x_legacyV4Record: {
            CVE_data_meta: {
               ASSIGNER: "secalert@redhat.com",
               ID: "CVE-2020-14390",
               STATE: "PUBLIC",
            },
            affects: {
               vendor: {
                  vendor_data: [
                     {
                        product: {
                           product_data: [
                              {
                                 product_name: "kernel",
                                 version: {
                                    version_data: [
                                       {
                                          version_value: "Linux kernel versions before 5.9-rc6",
                                       },
                                    ],
                                 },
                              },
                           ],
                        },
                        vendor_name: "n/a",
                     },
                  ],
               },
            },
            data_format: "MITRE",
            data_type: "CVE",
            data_version: "4.0",
            description: {
               description_data: [
                  {
                     lang: "eng",
                     value: "A flaw was found in the Linux kernel in versions before 5.9-rc6. When changing screen size, an out-of-bounds memory write can occur leading to memory corruption or a denial of service. Due to the nature of the flaw, privilege escalation cannot be fully ruled out.",
                  },
               ],
            },
            problemtype: {
               problemtype_data: [
                  {
                     description: [
                        {
                           lang: "eng",
                           value: "CWE-787",
                        },
                     ],
                  },
               ],
            },
            references: {
               reference_data: [
                  {
                     name: "https://bugzilla.redhat.com/show_bug.cgi?id=1876788",
                     refsource: "MISC",
                     url: "https://bugzilla.redhat.com/show_bug.cgi?id=1876788",
                  },
                  {
                     name: "openSUSE-SU-2020:1586",
                     refsource: "SUSE",
                     url: "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html",
                  },
                  {
                     name: "openSUSE-SU-2020:1655",
                     refsource: "SUSE",
                     url: "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html",
                  },
                  {
                     name: "[debian-lts-announce] 20201030 [SECURITY] [DLA 2420-1] linux security update",
                     refsource: "MLIST",
                     url: "https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html",
                  },
                  {
                     name: "[debian-lts-announce] 20201031 [SECURITY] [DLA 2420-2] linux regression update",
                     refsource: "MLIST",
                     url: "https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html",
                  },
               ],
            },
         },
      },
   },
   cveMetadata: {
      assignerOrgId: "53f830b8-0a3f-465b-8143-3b8a9948e749",
      assignerShortName: "redhat",
      cveId: "CVE-2020-14390",
      datePublished: "2020-09-18T17:42:55",
      dateReserved: "2020-06-17T00:00:00",
      dateUpdated: "2024-08-04T12:46:34.191Z",
      state: "PUBLISHED",
   },
   dataType: "CVE_RECORD",
   dataVersion: "5.1",
   "vulnerability-lookup:meta": {
      fkie_nvd: {
         configurations: "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"2.2.3\", \"versionEndExcluding\": \"5.9.0\", \"matchCriteriaId\": \"CCB598D3-E047-4005-9ED1-ED75FEA0200E\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:5.9.0:-:*:*:*:*:*:*\", \"matchCriteriaId\": \"B2C150C3-165E-42D6-80D4-87B11340B08C\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:5.9.0:rc1:*:*:*:*:*:*\", \"matchCriteriaId\": \"21F51360-AF61-433B-9FD9-D7DE742FABF9\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:5.9.0:rc2:*:*:*:*:*:*\", \"matchCriteriaId\": \"AFF43A64-F1B2-49B5-9B1A-3C5287E30CC7\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:5.9.0:rc3:*:*:*:*:*:*\", \"matchCriteriaId\": \"7CD5DFA0-15FB-44C2-8C2F-DCABACB998B7\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:5.9.0:rc4:*:*:*:*:*:*\", \"matchCriteriaId\": \"DEA3DDD5-5114-44C0-8805-0A0579BB0034\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:5.9.0:rc5:*:*:*:*:*:*\", \"matchCriteriaId\": \"573B49F4-C6E1-4032-B46F-70506FE98562\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"DEECE5FC-CACF-4496-A3E7-164736409252\"}]}]}]",
         descriptions: "[{\"lang\": \"en\", \"value\": \"A flaw was found in the Linux kernel in versions before 5.9-rc6. When changing screen size, an out-of-bounds memory write can occur leading to memory corruption or a denial of service. Due to the nature of the flaw, privilege escalation cannot be fully ruled out.\"}, {\"lang\": \"es\", \"value\": \"Se encontr\\u00f3 un fallo en el kernel de Linux en las versiones anteriores a 5.9-rc6. Cuando se cambia el tama\\u00f1o de la pantalla, puede ocurrir una escritura de memoria fuera de l\\u00edmites conllevando a una corrupci\\u00f3n de la memoria o una denegaci\\u00f3n de servicio.La mayor amenaza de esta vulnerabilidad es la disponibilidad del sistema. Debido a la naturaleza del fallo, la escalada de privilegios no puede ser totalmente descartada\"}]",
         id: "CVE-2020-14390",
         lastModified: "2024-11-21T05:03:09.560",
         metrics: "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:H\", \"baseScore\": 5.6, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"HIGH\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"LOW\", \"integrityImpact\": \"LOW\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 0.8, \"impactScore\": 4.7}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:L/AC:L/Au:N/C:P/I:P/A:P\", \"baseScore\": 4.6, \"accessVector\": \"LOCAL\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"PARTIAL\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 3.9, \"impactScore\": 6.4, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
         published: "2020-09-18T18:15:16.503",
         references: "[{\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=1876788\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=1876788\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}]",
         sourceIdentifier: "secalert@redhat.com",
         vulnStatus: "Modified",
         weaknesses: "[{\"source\": \"secalert@redhat.com\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-787\"}]}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-787\"}]}]",
      },
      nvd: "{\"cve\":{\"id\":\"CVE-2020-14390\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2020-09-18T18:15:16.503\",\"lastModified\":\"2024-11-21T05:03:09.560\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A flaw was found in the Linux kernel in versions before 5.9-rc6. When changing screen size, an out-of-bounds memory write can occur leading to memory corruption or a denial of service. Due to the nature of the flaw, privilege escalation cannot be fully ruled out.\"},{\"lang\":\"es\",\"value\":\"Se encontró un fallo en el kernel de Linux en las versiones anteriores a 5.9-rc6. Cuando se cambia el tamaño de la pantalla, puede ocurrir una escritura de memoria fuera de límites conllevando a una corrupción de la memoria o una denegación de servicio.La mayor amenaza de esta vulnerabilidad es la disponibilidad del sistema. Debido a la naturaleza del fallo, la escalada de privilegios no puede ser totalmente descartada\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:H\",\"baseScore\":5.6,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":0.8,\"impactScore\":4.7}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":4.6,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":3.9,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"secalert@redhat.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.2.3\",\"versionEndExcluding\":\"5.9.0\",\"matchCriteriaId\":\"CCB598D3-E047-4005-9ED1-ED75FEA0200E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.9.0:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"B2C150C3-165E-42D6-80D4-87B11340B08C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.9.0:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"21F51360-AF61-433B-9FD9-D7DE742FABF9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.9.0:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"AFF43A64-F1B2-49B5-9B1A-3C5287E30CC7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.9.0:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"7CD5DFA0-15FB-44C2-8C2F-DCABACB998B7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.9.0:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"DEA3DDD5-5114-44C0-8805-0A0579BB0034\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.9.0:rc5:*:*:*:*:*:*\",\"matchCriteriaId\":\"573B49F4-C6E1-4032-B46F-70506FE98562\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DEECE5FC-CACF-4496-A3E7-164736409252\"}]}]}],\"references\":[{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=1876788\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=1876788\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
   },
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • 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.