fkie_cve-2020-25643
Vulnerability from fkie_nvd
Published
2020-10-06 14:15
Modified
2024-11-21 05:18
Severity ?
Summary
A flaw was found in the HDLC_PPP module of the Linux kernel in versions before 5.9-rc7. Memory corruption and a read overflow is caused by improper input validation in the ppp_cp_parse_cr function which can cause the system to crash or cause a denial of service. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
linux | linux_kernel | * | |
linux | linux_kernel | * | |
linux | linux_kernel | * | |
linux | linux_kernel | * | |
linux | linux_kernel | * | |
linux | linux_kernel | * | |
linux | linux_kernel | 5.9.0 | |
linux | linux_kernel | 5.9.0 | |
linux | linux_kernel | 5.9.0 | |
linux | linux_kernel | 5.9.0 | |
linux | linux_kernel | 5.9.0 | |
linux | linux_kernel | 5.9.0 | |
redhat | enterprise_linux | 7.0 | |
redhat | enterprise_linux | 8.0 | |
opensuse | leap | 15.1 | |
debian | debian_linux | 9.0 | |
debian | debian_linux | 10.0 | |
opensuse | leap | 15.2 | |
netapp | h410c_firmware | - | |
netapp | h410c | - | |
starwindsoftware | starwind_virtual_san | v8 | |
starwindsoftware | starwind_virtual_san | v8 | |
starwindsoftware | starwind_virtual_san | v8 | |
starwindsoftware | starwind_virtual_san | v8 | |
starwindsoftware | starwind_virtual_san | v8 | |
starwindsoftware | starwind_virtual_san | v8 |
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Memory corruption and a read overflow is caused by improper input validation in the ppp_cp_parse_cr function which can cause the system to crash or cause a denial of service. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability." }, { "lang": "es", "value": "Se encontr\u00f3 un fallo de corrupci\u00f3n de la memoria en el kernel de Linux en versiones anteriores a 5.9-rc7, en el m\u00f3dulo HDLC_PPP en la manera en que recibe paquetes malformados por el protocolo PPP.\u0026#xa0;Un usuario remoto podr\u00eda usar este fallo para bloquear el sistema o causar una denegaci\u00f3n de servicio" } ], "id": "CVE-2020-25643", "lastModified": "2024-11-21T05:18:19.180", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": { "accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:C", "version": "2.0" }, "exploitabilityScore": 6.8, "impactScore": 8.5, "obtainAllPrivilege": false, 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"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00042.html" }, { "source": "secalert@redhat.com", "tags": [ "Issue Tracking", "Patch", "Third Party Advisory" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1879981" }, { "source": "secalert@redhat.com", "tags": [ "Mailing List", "Patch", "Third Party Advisory" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=66d42ed8b25b64eb63111a2b8582c5afc8bf1105" }, { "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00028.html" }, { "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html" }, { "source": "secalert@redhat.com", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html" }, { "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ], "url": "https://security.netapp.com/advisory/ntap-20201103-0002/" }, { "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2020/dsa-4774" }, { "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ], "url": "https://www.starwindsoftware.com/security/sw-20210325-0002/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00042.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Issue Tracking", "Patch", "Third Party Advisory" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1879981" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Patch", "Third Party Advisory" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=66d42ed8b25b64eb63111a2b8582c5afc8bf1105" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00028.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://security.netapp.com/advisory/ntap-20201103-0002/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2020/dsa-4774" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://www.starwindsoftware.com/security/sw-20210325-0002/" } ], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-20" } ], "source": "secalert@redhat.com", "type": "Primary" }, { "description": [ { "lang": "en", "value": "CWE-20" } ], "source": "nvd@nist.gov", "type": "Secondary" } ] }
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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.