{"url":"http://public2.vulnerablecode.io/api/packages/4754?format=json","purl":"pkg:deb/debian/libevent@1.4.13-stable-1%2Bdeb6u1","type":"deb","namespace":"debian","name":"libevent","version":"1.4.13-stable-1+deb6u1","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"2.0.21-stable-3","latest_non_vulnerable_version":"2.0.21-stable-3","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/75979?format=json","vulnerability_id":"VCID-76bw-4hry-77bq","summary":"The name_parse function in evdns.c in libevent before 2.1.6-beta allows remote attackers to have unspecified impact via vectors involving the label_len variable, which triggers an out-of-bounds stack read.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-10195.json","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-10195.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2016-10195","reference_id":"","reference_type":"","scores":[{"value":"0.05932","scoring_system":"epss","scoring_elements":"0.90793","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2016-10195"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10195","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10195"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10196","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10196"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10197","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10197"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1418608","reference_id":"1418608","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1418608"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=854092","reference_id":"854092","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=854092"},{"reference_url":"https://security.gentoo.org/glsa/201705-01","reference_id":"GLSA-201705-01","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/201705-01"},{"reference_url":"https://access.redhat.com/errata/RHSA-2017:1104","reference_id":"RHSA-2017:1104","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2017:1104"},{"reference_url":"https://access.redhat.com/errata/RHSA-2017:1106","reference_id":"RHSA-2017:1106","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2017:1106"},{"reference_url":"https://access.redhat.com/errata/RHSA-2017:1201","reference_id":"RHSA-2017:1201","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2017:1201"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/4757?format=json","purl":"pkg:deb/debian/libevent@2.0.21-stable-2%2Bdeb8u1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-h47s-xx3j-33eq"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/libevent@2.0.21-stable-2%252Bdeb8u1"}],"aliases":["CVE-2016-10195"],"risk_score":4.4,"exploitability":"0.5","weighted_severity":"8.8","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-76bw-4hry-77bq"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/75977?format=json","vulnerability_id":"VCID-9mdg-1dc3-dueg","summary":"Multiple integer overflows in the evbuffer API in Libevent 1.4.x before 1.4.15, 2.0.x before 2.0.22, and 2.1.x before 2.1.5-beta allow context-dependent attackers to cause a denial of service or possibly have other unspecified impact via \"insanely large inputs\" to the (1) evbuffer_add, (2) evbuffer_expand, or (3) bufferevent_write function, which triggers a heap-based buffer overflow or an infinite loop.  NOTE: this identifier has been SPLIT per ADT3 due to different affected versions. See CVE-2015-6525 for the functions that are only affected in 2.0 and later.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2014-6272.json","reference_id":"","reference_type":"","scores":[],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2014-6272.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2014-6272","reference_id":"","reference_type":"","scores":[{"value":"0.01085","scoring_system":"epss","scoring_elements":"0.78223","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2014-6272"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-6272","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-6272"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-6525","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-6525"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1144646","reference_id":"1144646","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1144646"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=774645","reference_id":"774645","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=774645"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/4755?format=json","purl":"pkg:deb/debian/libevent@2.0.19-stable-3%2Bdeb7u1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-76bw-4hry-77bq"},{"vulnerability":"VCID-h47s-xx3j-33eq"},{"vulnerability":"VCID-rhx2-e6nu-vyc9"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/libevent@2.0.19-stable-3%252Bdeb7u1"}],"aliases":["CVE-2014-6272"],"risk_score":null,"exploitability":null,"weighted_severity":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-9mdg-1dc3-dueg"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/572?format=json","vulnerability_id":"VCID-h47s-xx3j-33eq","summary":"Three vulnerabilities were reported in the Libevent library that allow for out-of-bounds reads and denial of service (DoS) attacks. These were fixed in the Libevent library and these changes were ported to Mozilla code.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-10196.json","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-10196.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2016-10196","reference_id":"","reference_type":"","scores":[{"value":"0.01697","scoring_system":"epss","scoring_elements":"0.82623","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2016-10196"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10195","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10195"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10196","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10196"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10197","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10197"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1418611","reference_id":"1418611","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1418611"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=854092","reference_id":"854092","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=854092"},{"reference_url":"https://security.gentoo.org/glsa/201705-01","reference_id":"GLSA-201705-01","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/201705-01"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2017-10","reference_id":"mfsa2017-10","reference_type":"","scores":[{"value":"critical","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2017-10"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2017-11","reference_id":"mfsa2017-11","reference_type":"","scores":[{"value":"critical","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2017-11"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2017-12","reference_id":"mfsa2017-12","reference_type":"","scores":[{"value":"critical","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2017-12"},{"reference_url":"https://www.mozilla.org/en-US/security/advisories/mfsa2017-13","reference_id":"mfsa2017-13","reference_type":"","scores":[{"value":"critical","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.mozilla.org/en-US/security/advisories/mfsa2017-13"},{"reference_url":"https://access.redhat.com/errata/RHSA-2017:1104","reference_id":"RHSA-2017:1104","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2017:1104"},{"reference_url":"https://access.redhat.com/errata/RHSA-2017:1106","reference_id":"RHSA-2017:1106","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2017:1106"},{"reference_url":"https://access.redhat.com/errata/RHSA-2017:1201","reference_id":"RHSA-2017:1201","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2017:1201"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/4757?format=json","purl":"pkg:deb/debian/libevent@2.0.21-stable-2%2Bdeb8u1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-h47s-xx3j-33eq"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/libevent@2.0.21-stable-2%252Bdeb8u1"},{"url":"http://public2.vulnerablecode.io/api/packages/6312?format=json","purl":"pkg:deb/debian/libevent@2.0.21-stable-3","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/libevent@2.0.21-stable-3"}],"aliases":["CVE-2016-10196"],"risk_score":4.5,"exploitability":"0.5","weighted_severity":"9.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-h47s-xx3j-33eq"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/75978?format=json","vulnerability_id":"VCID-mhtm-6myj-5yax","summary":"Multiple integer overflows in the evbuffer API in Libevent 2.0.x before 2.0.22 and 2.1.x before 2.1.5-beta allow context-dependent attackers to cause a denial of service or possibly have other unspecified impact via \"insanely large inputs\" to the (1) evbuffer_add, (2) evbuffer_prepend, (3) evbuffer_expand, (4) exbuffer_reserve_space, or (5) evbuffer_read function, which triggers a heap-based buffer overflow or an infinite loop.  NOTE: this identifier was SPLIT from CVE-2014-6272 per ADT3 due to different affected versions.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2015-6525.json","reference_id":"","reference_type":"","scores":[],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2015-6525.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2015-6525","reference_id":"","reference_type":"","scores":[{"value":"0.0107","scoring_system":"epss","scoring_elements":"0.78073","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2015-6525"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-6272","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-6272"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-6525","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-6525"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1256797","reference_id":"1256797","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1256797"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/4755?format=json","purl":"pkg:deb/debian/libevent@2.0.19-stable-3%2Bdeb7u1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-76bw-4hry-77bq"},{"vulnerability":"VCID-h47s-xx3j-33eq"},{"vulnerability":"VCID-rhx2-e6nu-vyc9"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/libevent@2.0.19-stable-3%252Bdeb7u1"}],"aliases":["CVE-2015-6525"],"risk_score":null,"exploitability":null,"weighted_severity":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-mhtm-6myj-5yax"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/75980?format=json","vulnerability_id":"VCID-rhx2-e6nu-vyc9","summary":"The search_make_new function in evdns.c in libevent before 2.1.6-beta allows attackers to cause a denial of service (out-of-bounds read) via an empty hostname.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-10197.json","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-10197.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2016-10197","reference_id":"","reference_type":"","scores":[{"value":"0.01987","scoring_system":"epss","scoring_elements":"0.83917","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2016-10197"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10195","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10195"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10196","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10196"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10197","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10197"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1418612","reference_id":"1418612","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1418612"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=854092","reference_id":"854092","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=854092"},{"reference_url":"https://security.archlinux.org/AVG-214","reference_id":"AVG-214","reference_type":"","scores":[{"value":"Low","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-214"},{"reference_url":"https://security.gentoo.org/glsa/201705-01","reference_id":"GLSA-201705-01","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/201705-01"},{"reference_url":"https://access.redhat.com/errata/RHSA-2017:1104","reference_id":"RHSA-2017:1104","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2017:1104"},{"reference_url":"https://access.redhat.com/errata/RHSA-2017:1106","reference_id":"RHSA-2017:1106","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2017:1106"},{"reference_url":"https://access.redhat.com/errata/RHSA-2017:1201","reference_id":"RHSA-2017:1201","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2017:1201"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/4757?format=json","purl":"pkg:deb/debian/libevent@2.0.21-stable-2%2Bdeb8u1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-h47s-xx3j-33eq"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/libevent@2.0.21-stable-2%252Bdeb8u1"}],"aliases":["CVE-2016-10197"],"risk_score":3.4,"exploitability":"0.5","weighted_severity":"6.8","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-rhx2-e6nu-vyc9"}],"fixing_vulnerabilities":[],"risk_score":"4.5","resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/libevent@1.4.13-stable-1%252Bdeb6u1"}