{"id":"CVE-2020-25643","state":"PUBLISHED","title":"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_p","description":"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.","publishedAt":"2020-10-06T00:00:00.000Z","updatedAt":"2024-08-04T15:40:36.280Z","severity":null,"assigner":"redhat","products":["n/a kernel"],"affected":[{"vendor":"n/a","product":"kernel","versions":[{"version":"Linux kernel versions before 5.9-rc7","status":"affected"}]}],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1879981","https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=66d42ed8b25b64eb63111a2b8582c5afc8bf1105","http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html","http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00042.html","https://www.debian.org/security/2020/dsa-4774","https://lists.debian.org/debian-lts-announce/2020/10/msg00028.html","https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html","https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html","https://security.netapp.com/advisory/ntap-20201103-0002/","https://www.starwindsoftware.com/security/sw-20210325-0002/"],"weaknesses":["CWE-20"],"ingestedAt":"2026-10-29T19:47:05.429Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/25xxx/CVE-2020-25643.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2020-25643","state":"PUBLISHED","datePublished":"2020-10-06T00:00:00.000Z","dateUpdated":"2024-08-04T15:40:36.280Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2020-09-16T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A flaw was found in the HDLC_PPP module of the Linux kernel in versions before 5.9-rc7. 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