Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/84346?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/84346?format=api", "vulnerability_id": "VCID-uhuv-w5us-yybz", "summary": "Coturn is a free open source implementation of TURN and STUN Server. Prior to 4.10.0, the STUN/TURN attribute parsing functions in coturn perform unsafe pointer casts from uint8_t * to uint16_t * without alignment checks. When processing a crafted STUN message with odd-aligned attribute boundaries, this results in misaligned memory reads at ns_turn_msg.c. On ARM64 architectures (AArch64) with strict alignment enforcement, this causes a SIGBUS signal that immediately kills the turnserver process. An unauthenticated remote attacker can crash any ARM64 coturn deployment by sending a single crafted UDP packet. This vulnerability is fixed in 4.10.0.", "aliases": [ { "alias": "CVE-2026-40613" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/1174058?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=aarch64&distroversion=v3.24&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=aarch64&distroversion=v3.24&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1174059?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=armhf&distroversion=v3.24&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=armhf&distroversion=v3.24&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1174060?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=armv7&distroversion=v3.24&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=armv7&distroversion=v3.24&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1174061?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=loongarch64&distroversion=v3.24&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=loongarch64&distroversion=v3.24&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1174062?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=ppc64le&distroversion=v3.24&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=ppc64le&distroversion=v3.24&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/153441?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=aarch64&distroversion=v3.23&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=aarch64&distroversion=v3.23&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/153442?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=armhf&distroversion=v3.23&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=armhf&distroversion=v3.23&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/153443?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=armv7&distroversion=v3.23&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=armv7&distroversion=v3.23&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/153444?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=loongarch64&distroversion=v3.23&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=loongarch64&distroversion=v3.23&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/153445?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=ppc64le&distroversion=v3.23&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=ppc64le&distroversion=v3.23&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/153446?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=riscv64&distroversion=v3.23&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=riscv64&distroversion=v3.23&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/153447?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=s390x&distroversion=v3.23&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=s390x&distroversion=v3.23&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/153448?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=x86&distroversion=v3.23&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=x86&distroversion=v3.23&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/153449?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=x86_64&distroversion=v3.23&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=x86_64&distroversion=v3.23&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1116920?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=aarch64&distroversion=edge&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=aarch64&distroversion=edge&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1116921?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=armhf&distroversion=edge&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=armhf&distroversion=edge&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1116922?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=armv7&distroversion=edge&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=armv7&distroversion=edge&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1116924?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=ppc64le&distroversion=edge&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=ppc64le&distroversion=edge&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1116925?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=riscv64&distroversion=edge&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=riscv64&distroversion=edge&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1116926?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=s390x&distroversion=edge&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": 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"pkg:apk/alpine/coturn@4.10.0-r0?arch=x86&distroversion=v3.24&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=x86&distroversion=v3.24&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1174066?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=x86_64&distroversion=v3.24&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=x86_64&distroversion=v3.24&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1116923?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=loongarch64&distroversion=edge&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=loongarch64&distroversion=edge&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1116927?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=x86&distroversion=edge&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=x86&distroversion=edge&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1116928?format=api", "purl": "pkg:apk/alpine/coturn@4.10.0-r0?arch=x86_64&distroversion=edge&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/coturn@4.10.0-r0%3Farch=x86_64&distroversion=edge&reponame=community" }, { "url": "http://public2.vulnerablecode.io/api/packages/1077753?format=api", "purl": "pkg:deb/debian/coturn@4.12.0-1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/coturn@4.12.0-1" }, { "url": "http://public2.vulnerablecode.io/api/packages/35540?format=api", "purl": "pkg:deb/debian/coturn@4.12.0-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/coturn@4.12.0-1%3Fdistro=trixie" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/35539?format=api", "purl": "pkg:deb/debian/coturn@4.5.2-3?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-uhuv-w5us-yybz" }, { "vulnerability": "VCID-vyte-pfkt-rbaw" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/coturn@4.5.2-3%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1077750?format=api", "purl": "pkg:deb/debian/coturn@4.5.2-3", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-uhuv-w5us-yybz" }, { "vulnerability": "VCID-vyte-pfkt-rbaw" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/coturn@4.5.2-3" }, { "url": "http://public2.vulnerablecode.io/api/packages/35536?format=api", "purl": "pkg:deb/debian/coturn@4.6.1-1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-uhuv-w5us-yybz" }, { "vulnerability": "VCID-vyte-pfkt-rbaw" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/coturn@4.6.1-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1077751?format=api", "purl": "pkg:deb/debian/coturn@4.6.1-1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-uhuv-w5us-yybz" }, { "vulnerability": "VCID-vyte-pfkt-rbaw" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/coturn@4.6.1-1" }, { "url": "http://public2.vulnerablecode.io/api/packages/35541?format=api", "purl": "pkg:deb/debian/coturn@4.6.1-2?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-uhuv-w5us-yybz" }, { "vulnerability": "VCID-vyte-pfkt-rbaw" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/coturn@4.6.1-2%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1077752?format=api", "purl": "pkg:deb/debian/coturn@4.6.1-2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-uhuv-w5us-yybz" }, { "vulnerability": "VCID-vyte-pfkt-rbaw" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/coturn@4.6.1-2" } ], "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-40613", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00283", "scoring_system": "epss", "scoring_elements": "0.52068", "published_at": "2026-06-11T12:55:00Z" }, { "value": "0.00283", "scoring_system": "epss", "scoring_elements": "0.52198", "published_at": "2026-06-12T12:55:00Z" }, { "value": "0.00283", "scoring_system": "epss", "scoring_elements": "0.52209", "published_at": "2026-06-13T12:55:00Z" }, { "value": "0.00283", "scoring_system": "epss", "scoring_elements": "0.52192", "published_at": "2026-06-14T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-40613" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-40613", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-40613" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1134577", "reference_id": "1134577", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1134577" }, { "reference_url": "https://github.com/coturn/coturn/security/advisories/GHSA-j662-9wcj-mf36", "reference_id": "GHSA-j662-9wcj-mf36", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2026-04-21T19:54:32Z/" } ], "url": "https://github.com/coturn/coturn/security/advisories/GHSA-j662-9wcj-mf36" } ], "weaknesses": [ { "cwe_id": 704, "name": "Incorrect Type Conversion or Cast", "description": "The product does not correctly convert an object, resource, or structure from one type to a different type." } ], "exploits": [], "severity_range_score": "7.5 - 7.5", "exploitability": "0.5", "weighted_severity": "6.8", "risk_score": 3.4, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-uhuv-w5us-yybz" }