gsd-2020-29660
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free attack against TIOCGSID, aka CID-c8bcd9c5be24.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2020-29660", "description": "A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free attack against TIOCGSID, aka CID-c8bcd9c5be24.", "id": "GSD-2020-29660", "references": [ "https://www.suse.com/security/cve/CVE-2020-29660.html", "https://www.debian.org/security/2021/dsa-4843", "https://access.redhat.com/errata/RHSA-2021:4356", "https://access.redhat.com/errata/RHSA-2021:4140", "https://ubuntu.com/security/CVE-2020-29660", "https://advisories.mageia.org/CVE-2020-29660.html", "https://security.archlinux.org/CVE-2020-29660", "https://alas.aws.amazon.com/cve/html/CVE-2020-29660.html", "https://linux.oracle.com/cve/CVE-2020-29660.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2020-29660" ], "details": "A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free attack against TIOCGSID, aka CID-c8bcd9c5be24.", "id": "GSD-2020-29660", "modified": "2023-12-13T01:22:11.566128Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-29660", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free attack against TIOCGSID, aka CID-c8bcd9c5be24." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c8bcd9c5be24fb9e6132e97da5a35e55a83e36b9", "refsource": "MISC", "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c8bcd9c5be24fb9e6132e97da5a35e55a83e36b9" }, { "name": "[oss-security] 20201210 2 kernel issues", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2020/12/10/1" }, { "name": "FEDORA-2020-b732958765", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MZ7OAKAEFAXQRGBZK4LYUWINCD3D2XCL/" }, { "name": "FEDORA-2020-bc0cc81a7a", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BOB25SU6XUL4TNP7KB63WNZSYTIYFDPP/" }, { "name": "https://security.netapp.com/advisory/ntap-20210122-0001/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20210122-0001/" }, { "name": "DSA-4843", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2021/dsa-4843" }, { "name": "[debian-lts-announce] 20210212 [SECURITY] [DLA 2557-1] linux-4.19 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "name": "http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-LSN-0082-1.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-LSN-0082-1.html" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { 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"http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-LSN-0082-1.html", "refsource": "MISC", "tags": [ "Exploit", "Third Party Advisory", "VDB Entry" ], "url": "http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-LSN-0082-1.html" } ] } }, "impact": { "baseMetricV2": { "acInsufInfo": false, "cvssV2": { "accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.1, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0" }, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "LOW", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 4.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N", "version": "3.1" }, "exploitabilityScore": 0.8, "impactScore": 3.6 } }, "lastModifiedDate": "2021-11-30T22:21Z", "publishedDate": "2020-12-09T17:15Z" } } }
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Sightings
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Nomenclature
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