{ "id": "CVE-2020-7053", "sourceIdentifier": "cve@mitre.org", "published": "2020-01-14T21:15:16.613", "lastModified": "2024-11-21T05:36:34.380", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "In the Linux kernel 4.14 longterm through 4.14.165 and 4.19 longterm through 4.19.96 (and 5.x before 5.2), there is a use-after-free (write) in the i915_ppgtt_close function in drivers/gpu/drm/i915/i915_gem_gtt.c, aka CID-7dc40713618c. This is related to i915_gem_context_destroy_ioctl in drivers/gpu/drm/i915/i915_gem_context.c." }, { "lang": "es", "value": "En el kernel de Linux versi\u00f3n 4.14 a largo plazo versiones hasta 4.14.165 y versiones 4.19 a largo plazo hasta 4.19.96 (y versiones 5.x anteriores a 5.2), se presenta un uso de la memoria previamente liberada (escribir) en la funci\u00f3n i915_ppgtt_close en el archivo drivers/gpu/drm/i915/i915_gem_gtt.c, tambi\u00e9n se conoce como CID-7dc40713618c. Esto est\u00e1 relacionado con la funci\u00f3n i915_gem_context_destroy_ioctl en el archivo drivers/gpu/drm/i915/i915_gem_context.c." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 1.8, "impactScore": 5.9 } ], "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": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-416" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndIncluding": "4.14.165", "matchCriteriaId": "BB2B7FAA-B21D-4DBD-A333-0C3166A27259" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19", "versionEndIncluding": "4.19.96", "matchCriteriaId": "52E3EBFE-C16F-42BB-BD67-14E51BE66BD6" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.0", "versionEndIncluding": "5.2", "matchCriteriaId": "C6D75274-9762-4CB4-AB85-DB3FB0018050" } ] } ] } ], "references": [ { "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html", "source": "cve@mitre.org" }, { "url": "http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html", "source": "cve@mitre.org" }, { "url": "https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1859522", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7dc40713618c884bf07c030d1ab1f47a9dc1f310", "source": "cve@mitre.org", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://lore.kernel.org/stable/20200114183937.12224-1-tyhicks%40canonical.com", "source": "cve@mitre.org" }, { "url": "https://security.netapp.com/advisory/ntap-20200204-0002/", "source": "cve@mitre.org" }, { "url": "https://usn.ubuntu.com/4255-1/", "source": "cve@mitre.org" }, { "url": "https://usn.ubuntu.com/4255-2/", "source": "cve@mitre.org" }, { "url": "https://usn.ubuntu.com/4285-1/", "source": "cve@mitre.org" }, { "url": "https://usn.ubuntu.com/4287-1/", "source": "cve@mitre.org" }, { "url": "https://usn.ubuntu.com/4287-2/", "source": "cve@mitre.org" }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1859522", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7dc40713618c884bf07c030d1ab1f47a9dc1f310", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://lore.kernel.org/stable/20200114183937.12224-1-tyhicks%40canonical.com", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://security.netapp.com/advisory/ntap-20200204-0002/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://usn.ubuntu.com/4255-1/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://usn.ubuntu.com/4255-2/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://usn.ubuntu.com/4285-1/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://usn.ubuntu.com/4287-1/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://usn.ubuntu.com/4287-2/", "source": "af854a3a-2127-422b-91ae-364da2661108" } ] }