{"id":"CVE-2017-7539","state":"PUBLISHED","title":"An assertion-failure flaw was found in Qemu before 2.10.1, in the Network Block Device (NBD) server's initial connection negotiation, where the I/O coroutine was undefined. This co","description":"An assertion-failure flaw was found in Qemu before 2.10.1, in the Network Block Device (NBD) server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.","publishedAt":"2018-07-26T14:00:00.000Z","updatedAt":"2024-08-05T16:04:11.890Z","severity":{"score":5.3,"label":"Medium","version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","source":"redhat"},"assigner":"redhat","products":["QEMU Qemu"],"affected":[{"vendor":"QEMU","product":"Qemu","versions":[{"version":"2.10.1","status":"affected"}]}],"references":["https://access.redhat.com/errata/RHSA-2017:2628","https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=2b0bbc4f8809c972bad134bc1a2570dbb01dea0b","https://access.redhat.com/errata/RHSA-2017:3473","https://access.redhat.com/errata/RHSA-2017:3470","https://access.redhat.com/errata/RHSA-2017:3472","https://access.redhat.com/errata/RHSA-2017:3474","https://access.redhat.com/errata/RHSA-2017:3471","https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=ff82911cd3f69f028f2537825c9720ff78bc3f19","http://www.openwall.com/lists/oss-security/2017/07/21/4","https://access.redhat.com/errata/RHSA-2017:3466","https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7539","http://www.securityfocus.com/bid/99944"],"weaknesses":["CWE-617"],"ingestedAt":"2026-10-29T19:43:54.997Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2017/7xxx/CVE-2017-7539.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2017-7539","state":"PUBLISHED","datePublished":"2018-07-26T14:00:00.000Z","dateUpdated":"2024-08-05T16:04:11.890Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2017-04-05T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An assertion-failure flaw was found in Qemu before 2.10.1, in the Network Block Device (NBD) server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service."}],"affected":[{"vendor":"QEMU","product":"Qemu","versions":[{"version":"2.10.1","status":"affected"}]}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2017:2628","name":"RHSA-2017:2628","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=2b0bbc4f8809c972bad134bc1a2570dbb01dea0b","tags":["x_refsource_CONFIRM"]},{"url":"https://access.redhat.com/errata/RHSA-2017:3473","name":"RHSA-2017:3473","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2017:3470","name":"RHSA-2017:3470","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2017:3472","name":"RHSA-2017:3472","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2017:3474","name":"RHSA-2017:3474","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2017:3471","name":"RHSA-2017:3471","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=ff82911cd3f69f028f2537825c9720ff78bc3f19","tags":["x_refsource_CONFIRM"]},{"url":"http://www.openwall.com/lists/oss-security/2017/07/21/4","name":"[oss-security] 20170721 CVE-2017-7539 Qemu: qemu-nbd crashes due to undefined I/O coroutine","tags":["mailing-list","x_refsource_MLIST"]},{"url":"https://access.redhat.com/errata/RHSA-2017:3466","name":"RHSA-2017:3466","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7539","tags":["x_refsource_CONFIRM"]},{"url":"http://www.securityfocus.com/bid/99944","name":"99944","tags":["vdb-entry","x_refsource_BID"]}],"metrics":[{"cvssV3_0":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-617","description":"CWE-617","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2018-07-27T09:57:01.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"},"datePublic":"2017-06-02T00:00:00.000Z"},"adp":[{"title":"CVE Program Container","references":[{"url":"https://access.redhat.com/errata/RHSA-2017:2628","name":"RHSA-2017:2628","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=2b0bbc4f8809c972bad134bc1a2570dbb01dea0b","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2017:3473","name":"RHSA-2017:3473","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2017:3470","name":"RHSA-2017:3470","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2017:3472","name":"RHSA-2017:3472","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2017:3474","name":"RHSA-2017:3474","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2017:3471","name":"RHSA-2017:3471","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=ff82911cd3f69f028f2537825c9720ff78bc3f19","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2017/07/21/4","name":"[oss-security] 20170721 CVE-2017-7539 Qemu: qemu-nbd crashes due to undefined I/O coroutine","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2017:3466","name":"RHSA-2017:3466","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7539","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.securityfocus.com/bid/99944","name":"99944","tags":["vdb-entry","x_refsource_BID","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-05T16:04:11.890Z"}}]}}}