ghsa-mprq-hpvv-8wcc
Vulnerability from github
Published
2022-05-14 03:24
Modified
2022-05-14 03:24
Severity ?
Details
In dnsmasq before 2.78, if the DNS packet size does not match the expected size, the size parameter in a memset call gets a negative value. As it is an unsigned value, memset ends up writing up to 0xffffffff zero's (0xffffffffffffffff in 64 bit platforms), making dnsmasq crash.
{ "affected": [], "aliases": [ "CVE-2017-13704" ], "database_specific": { "cwe_ids": [ "CWE-20" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2017-10-03T01:29:00Z", "severity": "HIGH" }, "details": "In dnsmasq before 2.78, if the DNS packet size does not match the expected size, the size parameter in a memset call gets a negative value. As it is an unsigned value, memset ends up writing up to 0xffffffff zero\u0027s (0xffffffffffffffff in 64 bit platforms), making dnsmasq crash.", "id": "GHSA-mprq-hpvv-8wcc", "modified": "2022-05-14T03:24:43Z", "published": "2022-05-14T03:24:43Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-13704" }, { "type": "WEB", "url": "https://access.redhat.com/security/vulnerabilities/3199382" }, { "type": "WEB", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4TK6DWC53WSU6633EVZL7H4PCWBYHMHK" }, { "type": "WEB", "url": "https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html" }, { "type": "WEB", "url": "https://www.mail-archive.com/dnsmasq-discuss@lists.thekelleys.org.uk/msg11664.html" }, { "type": "WEB", "url": "https://www.mail-archive.com/dnsmasq-discuss@lists.thekelleys.org.uk/msg11665.html" }, { "type": "WEB", "url": "https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq" }, { "type": "WEB", "url": "http://thekelleys.org.uk/dnsmasq/CHANGELOG" }, { "type": "WEB", "url": "http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=63437ffbb58837b214b4b92cb1c54bc5f3279928" }, { "type": "WEB", "url": "http://www.securityfocus.com/bid/101085" }, { "type": "WEB", "url": "http://www.securityfocus.com/bid/101977" }, { "type": "WEB", "url": "http://www.securitytracker.com/id/1039474" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "type": "CVSS_V3" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.