ghsa-vhhq-pmj4-x7gm
Vulnerability from github
Published
2022-05-24 17:30
Modified
2022-10-12 12:00
Severity ?
Details
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.
{ "affected": [], "aliases": [ "CVE-2020-25643" ], "database_specific": { "cwe_ids": [ "CWE-20" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2020-10-06T14:15:00Z", "severity": "HIGH" }, "details": "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.", "id": "GHSA-vhhq-pmj4-x7gm", "modified": "2022-10-12T12:00:29Z", "published": "2022-05-24T17:30:10Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-25643" }, { "type": "WEB", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1879981" }, { "type": "WEB", "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=66d42ed8b25b64eb63111a2b8582c5afc8bf1105" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00028.html" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html" }, { "type": "WEB", "url": "https://security.netapp.com/advisory/ntap-20201103-0002" }, { "type": "WEB", "url": "https://www.debian.org/security/2020/dsa-4774" }, { "type": "WEB", "url": "https://www.starwindsoftware.com/security/sw-20210325-0002" }, { "type": "WEB", "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html" }, { "type": "WEB", "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00042.html" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "type": "CVSS_V3" } ] }
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- 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.