fkie_cve-2019-19319
Vulnerability from fkie_nvd
Published
2019-11-27 23:15
Modified
2024-11-21 04:34
Severity ?
Summary
In the Linux kernel before 5.2, a setxattr operation, after a mount of a crafted ext4 image, can cause a slab-out-of-bounds write access because of an ext4_xattr_set_entry use-after-free in fs/ext4/xattr.c when a large old_size value is used in a memset call, aka CID-345c0dbf3a30.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
linux | linux_kernel | 5.0.21 | |
opensuse | leap | 15.1 | |
redhat | enterprise_linux | 7.0 | |
redhat | enterprise_linux | 8.0 |
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use-after-free in fs/ext4/xattr.c when a large old_size value is used in a memset call, aka CID-345c0dbf3a30." }, { "lang": "es", "value": "En el kernel de Linux anterior a la versi\u00f3n 5.2, una operaci\u00f3n setxattr, posterior al montaje de una imagen ext4 especialmente dise\u00f1ada, puede causar un acceso de escritura fuera de l\u00edmites debido a un uso de la memoria previamente liberada de la funci\u00f3n ext4_xattr_set_entry en el archivo fs/ext4/xattr.c cuando se usa un valor grande de old_size en una llamada memset tambi\u00e9n conocido como CID-345c0dbf3a30." } ], "id": "CVE-2019-19319", "lastModified": "2024-11-21T04:34:34.200", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.4, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0" }, "exploitabilityScore": 3.4, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true } ], "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" }, "exploitabilityScore": 0.6, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2019-11-27T23:15:11.023", "references": [ { "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html" }, { "source": "cve@mitre.org", "url": "https://bugzilla.suse.com/show_bug.cgi?id=1158021" }, { "source": "cve@mitre.org", "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=345c0dbf3a30" }, { "source": "cve@mitre.org", "tags": [ "Exploit", "Third Party Advisory" ], "url": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19319" }, { "source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html" }, { "source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html" }, { "source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://security.netapp.com/advisory/ntap-20200103-0001/" }, { "source": "cve@mitre.org", "url": "https://usn.ubuntu.com/4391-1/" }, { "source": "cve@mitre.org", "url": "https://www.debian.org/security/2020/dsa-4698" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.suse.com/show_bug.cgi?id=1158021" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=345c0dbf3a30" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit", "Third Party Advisory" ], "url": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19319" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://security.netapp.com/advisory/ntap-20200103-0001/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://usn.ubuntu.com/4391-1/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.debian.org/security/2020/dsa-4698" } ], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-416" }, { "lang": "en", "value": "CWE-787" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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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.
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