Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/3878?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/3878?format=api", "vulnerability_id": "VCID-wgmf-2zuh-z3fn", "summary": "Xen <= 3.3 DoS due to incorrect virtual address validation", "aliases": [ { "alias": "CVE-2011-2901" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/943271?format=api", "purl": "pkg:deb/debian/xen@0?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/xen@0%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/943265?format=api", "purl": "pkg:deb/debian/xen@4.14.6-1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-1tb8-t91c-63bp" }, { "vulnerability": "VCID-26a9-9zz3-wfhh" }, { "vulnerability": "VCID-2trm-w3ww-cfhk" }, { "vulnerability": "VCID-3bw4-631f-e7h6" }, { "vulnerability": "VCID-3se4-qv6j-xqfq" }, { "vulnerability": "VCID-3vdg-5g64-wkbt" }, { "vulnerability": "VCID-46ad-1k9n-j3hm" }, { "vulnerability": "VCID-4cdt-ycjx-6ub4" }, { "vulnerability": "VCID-4k7p-3g95-n7dm" }, { "vulnerability": "VCID-4pra-prf3-1uff" }, { "vulnerability": "VCID-4rmg-db7g-u3hs" }, { "vulnerability": "VCID-5ktg-bhh1-ubbz" }, { "vulnerability": "VCID-5u88-jt28-cfb6" }, { "vulnerability": "VCID-6dax-cddv-7bbs" }, { "vulnerability": "VCID-6jqj-2qwn-8qd9" }, { "vulnerability": "VCID-8k1q-b2kj-w7hh" }, { "vulnerability": "VCID-8tv5-zxmm-r3fk" }, { "vulnerability": "VCID-97zm-r9b6-uqdu" }, { "vulnerability": "VCID-b57c-x3pw-7fb7" }, { "vulnerability": "VCID-bhdk-jmss-4qc8" }, { "vulnerability": "VCID-byu1-7n9c-5fes" }, { "vulnerability": "VCID-c4xu-szkm-1kh6" }, { "vulnerability": "VCID-ee3z-24pr-kqcm" }, { "vulnerability": "VCID-ejhc-6yqt-gkgv" }, { "vulnerability": "VCID-evcg-2z3p-gbch" }, { "vulnerability": "VCID-h9hz-vur7-kyhg" }, { "vulnerability": "VCID-j22f-mbqe-a7dk" }, { "vulnerability": "VCID-p2fk-8snj-x7dy" }, { "vulnerability": "VCID-psaa-jdr7-e3fm" }, { "vulnerability": "VCID-q3p3-tgay-6kcs" }, { "vulnerability": "VCID-qpfc-3296-9ub3" }, { "vulnerability": "VCID-qsma-2ufh-jybe" }, { "vulnerability": "VCID-rdub-9bhg-nbc6" }, { "vulnerability": "VCID-rk2f-yqbb-nyd2" }, { "vulnerability": "VCID-rt5n-e4wq-p3gh" }, { "vulnerability": "VCID-tjgh-waa3-wqgk" }, { "vulnerability": "VCID-upju-tcz7-efg1" }, { "vulnerability": "VCID-uv8m-bj4c-8fes" }, { "vulnerability": "VCID-vv23-mvyn-87hg" }, { "vulnerability": "VCID-wd4s-jxuf-skbp" }, { "vulnerability": "VCID-wz1m-aeaf-nkg7" }, { "vulnerability": "VCID-xqpz-y83m-4uc4" }, { "vulnerability": "VCID-ye1t-qhtx-sucm" }, { "vulnerability": "VCID-z9rm-9p2q-wfag" }, { "vulnerability": "VCID-zkeg-d5d5-vbda" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/xen@4.14.6-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/943263?format=api", "purl": "pkg:deb/debian/xen@4.17.5%2B72-g01140da4e8-1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-qpfc-3296-9ub3" }, { "vulnerability": "VCID-upju-tcz7-efg1" }, { "vulnerability": "VCID-wx6w-6y5m-fugn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/xen@4.17.5%252B72-g01140da4e8-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/943267?format=api", "purl": "pkg:deb/debian/xen@4.20.2%2B37-g61ff35323e-0%2Bdeb13u1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-qsma-2ufh-jybe" }, { "vulnerability": "VCID-wx6w-6y5m-fugn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/xen@4.20.2%252B37-g61ff35323e-0%252Bdeb13u1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/943266?format=api", "purl": "pkg:deb/debian/xen@4.20.2%2B37-g61ff35323e-1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-qsma-2ufh-jybe" }, { "vulnerability": "VCID-wx6w-6y5m-fugn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/xen@4.20.2%252B37-g61ff35323e-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/74594?format=api", "purl": "pkg:ebuild/app-emulation/xen@4.2.2-r1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/app-emulation/xen@4.2.2-r1" }, { "url": "http://public2.vulnerablecode.io/api/packages/74597?format=api", "purl": "pkg:ebuild/app-emulation/xen-pvgrub@4.2.2-r1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/app-emulation/xen-pvgrub@4.2.2-r1" }, { "url": "http://public2.vulnerablecode.io/api/packages/74598?format=api", "purl": "pkg:ebuild/app-emulation/xen-pvgrub@4.2.2-r3", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/app-emulation/xen-pvgrub@4.2.2-r3" }, { "url": "http://public2.vulnerablecode.io/api/packages/74595?format=api", "purl": "pkg:ebuild/app-emulation/xen-tools@4.2.2-r1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/app-emulation/xen-tools@4.2.2-r1" }, { "url": "http://public2.vulnerablecode.io/api/packages/74596?format=api", "purl": "pkg:ebuild/app-emulation/xen-tools@4.2.2-r3", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/app-emulation/xen-tools@4.2.2-r3" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/126735?format=api", "purl": "pkg:rpm/redhat/kernel@2.6.18-238.31.1?arch=el5", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-39rw-6kba-zfh4" }, { "vulnerability": "VCID-5mpc-pasz-x3hd" }, { "vulnerability": "VCID-s48v-g94e-jkb9" }, { "vulnerability": "VCID-st8n-ewcq-tqd8" }, { "vulnerability": "VCID-wc2m-xbsh-xkb9" }, { "vulnerability": "VCID-wgmf-2zuh-z3fn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/kernel@2.6.18-238.31.1%3Farch=el5" }, { "url": "http://public2.vulnerablecode.io/api/packages/126736?format=api", "purl": "pkg:rpm/redhat/kernel@2.6.18-274.3.1?arch=el5", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-39rw-6kba-zfh4" }, { "vulnerability": "VCID-5mpc-pasz-x3hd" }, { "vulnerability": "VCID-s48v-g94e-jkb9" }, { "vulnerability": "VCID-st8n-ewcq-tqd8" }, { "vulnerability": "VCID-wc2m-xbsh-xkb9" }, { "vulnerability": "VCID-wgmf-2zuh-z3fn" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/kernel@2.6.18-274.3.1%3Farch=el5" } ], "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2011-2901.json", "reference_id": "", "reference_type": "", "scores": [], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2011-2901.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2011-2901", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00119", "scoring_system": "epss", "scoring_elements": "0.30841", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.00119", "scoring_system": "epss", "scoring_elements": "0.30967", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00119", "scoring_system": "epss", "scoring_elements": "0.31015", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00119", "scoring_system": "epss", "scoring_elements": "0.30833", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00119", "scoring_system": "epss", "scoring_elements": "0.30891", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00119", "scoring_system": "epss", "scoring_elements": "0.30921", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00119", "scoring_system": "epss", "scoring_elements": "0.30923", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00119", "scoring_system": "epss", "scoring_elements": "0.3088", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00119", "scoring_system": "epss", "scoring_elements": "0.30836", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00119", "scoring_system": "epss", "scoring_elements": "0.30867", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00119", "scoring_system": "epss", "scoring_elements": "0.30847", "published_at": "2026-04-18T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2011-2901" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=728042", "reference_id": "728042", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=728042" }, { "reference_url": "https://security.gentoo.org/glsa/201309-24", "reference_id": "GLSA-201309-24", "reference_type": "", "scores": [], "url": "https://security.gentoo.org/glsa/201309-24" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2011:1212", "reference_id": "RHSA-2011:1212", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2011:1212" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2011:1813", "reference_id": "RHSA-2011:1813", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2011:1813" }, { "reference_url": "https://xenbits.xen.org/xsa/advisory-4.html", "reference_id": "XSA-4", "reference_type": "", "scores": [], "url": "https://xenbits.xen.org/xsa/advisory-4.html" } ], "weaknesses": [ { "cwe_id": 193, "name": "Off-by-one Error", "description": "A product calculates or uses an incorrect maximum or minimum value that is 1 more, or 1 less, than the correct value." } ], "exploits": [], "severity_range_score": null, "exploitability": "0.5", "weighted_severity": "0.0", "risk_score": null, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-wgmf-2zuh-z3fn" }