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https://github.com/fkie-cad/nvd-json-data-feeds.git
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137 lines
4.1 KiB
JSON
137 lines
4.1 KiB
JSON
{
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"id": "CVE-2020-29534",
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"sourceIdentifier": "cve@mitre.org",
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"published": "2020-12-03T20:15:11.947",
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"lastModified": "2021-06-02T15:31:14.453",
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"vulnStatus": "Analyzed",
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"descriptions": [
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{
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"lang": "en",
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"value": "An issue was discovered in the Linux kernel before 5.9.3. io_uring takes a non-refcounted reference to the files_struct of the process that submitted a request, causing execve() to incorrectly optimize unshare_fd(), aka CID-0f2122045b94."
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},
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{
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"lang": "es",
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"value": "Se detect\u00f3 un problema en el kernel de Linux versiones anteriores a 5.9.3, io_uring toma una referencia non-refcounted al files_struct del proceso que envi\u00f3 una petici\u00f3n, causando que la funci\u00f3n execve() optimice incorrectamente la funci\u00f3n unshare_fd(), tambi\u00e9n se conoce como CID-0f2122045b94"
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}
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],
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"metrics": {
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"cvssMetricV31": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"availabilityImpact": "HIGH",
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"baseScore": 7.8,
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"baseSeverity": "HIGH"
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},
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"exploitabilityScore": 1.8,
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"impactScore": 5.9
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}
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],
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"cvssMetricV2": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "2.0",
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"vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
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"accessVector": "LOCAL",
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"accessComplexity": "LOW",
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"authentication": "NONE",
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"confidentialityImpact": "COMPLETE",
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"integrityImpact": "COMPLETE",
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"availabilityImpact": "COMPLETE",
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"baseScore": 7.2
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},
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"baseSeverity": "HIGH",
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"exploitabilityScore": 3.9,
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"impactScore": 10.0,
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"acInsufInfo": false,
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"obtainAllPrivilege": false,
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"obtainUserPrivilege": false,
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"obtainOtherPrivilege": false,
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"userInteractionRequired": false
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}
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]
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},
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"weaknesses": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"description": [
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{
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"lang": "en",
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"value": "NVD-CWE-Other"
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}
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]
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}
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],
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"configurations": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.1",
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"versionEndExcluding": "5.8.18",
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"matchCriteriaId": "174CDCDD-F2CB-4BB5-8B6E-995AB530D834"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.9.0",
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"versionEndExcluding": "5.9.3",
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"matchCriteriaId": "C3A40FCF-3E31-4750-9F29-AC10A7A87A73"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:5.10:rc1:*:*:*:*:*:*",
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"matchCriteriaId": "9DD7EB1D-064C-4DB9-AD34-D8EF78312C17"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2089",
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"source": "cve@mitre.org",
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"tags": [
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"Exploit",
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"Issue Tracking",
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"Patch",
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"Third Party Advisory"
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]
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},
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{
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"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.3",
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"source": "cve@mitre.org",
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"tags": [
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"Patch",
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"Vendor Advisory"
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]
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},
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{
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"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f2122045b946241a9e549c2a76cea54fa58a7ff",
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"source": "cve@mitre.org",
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"tags": [
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"Patch",
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"Vendor Advisory"
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]
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}
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]
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} |