{"schemaVersion":3,"id":"CVE-2015-9274","aliases":["UBUNTU-CVE-2015-9274","USN-5746-1","DEBIAN-CVE-2015-9274"],"status":"published","duplicateOf":null,"title":null,"description":"HarfBuzz before 1.0.4 allows remote attackers to cause a denial of service (invalid read of two bytes and application crash) because of GPOS and GSUB table mishandling, related to hb-ot-layout-gpos-table.hh, hb-ot-layout-gsub-table.hh, and hb-ot-layout-gsubgpos-private.hh.","dates":{"published":"2018-11-15T05:00:00.000Z","modified":"2024-08-06T08:43:42.602Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.5,"severity":"medium","version":"3.0","versionLabel":"v3.0","source":"NVD","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.0","versionLabel":"v3.0","source":"NVD","score":6.5,"severity":"medium","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":4.3,"severity":"medium","vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","exploitability":null,"impact":null,"computed":false},{"version":"3.0","versionLabel":"v3.0","source":"OSV · Ubuntu","score":6.5,"severity":"medium","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","exploitability":7.2,"impact":6,"computed":true},{"version":"3.0","versionLabel":"v3.0","source":"OSV · Debian","score":6.5,"severity":"medium","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","exploitability":7.2,"impact":6,"computed":true}]},"epss":{"probability":0.01542,"percentile":0.7457,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.01542},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.018,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01542,"percentile":0.7457}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.018,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01542,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01542,"percentile":0.7457}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-125","name":"Out-of-bounds Read","description":"The product reads data past the end, or before the beginning, of the intended buffer.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/125.html"}],"affected":[{"vendor":"debian","product":"harfbuzz","name":"harfbuzz","label":"harfbuzz","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/harfbuzz","purlType":"deb","versions":[{"text":"< 1.2.6-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.2.6-1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"harfbuzz","name":"harfbuzz","label":"harfbuzz","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/harfbuzz","purlType":"deb","versions":[{"text":"< 1.0.1-1ubuntu0.1+esm1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.1-1ubuntu0.1+esm1","eol":null,"hubHref":null},{"vendor":"harfbuzz_project","product":"harfbuzz","name":"harfbuzz","label":"harfbuzz","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 1.0.4","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.4","eol":null,"hubHref":"/vendor/harfbuzz_project/harfbuzz"}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://github.com/harfbuzz/harfbuzz/commit/c917965b9e6fe2b21ed6c51559673288fa3af4b7","label":"github.com/harfbuzz/harfbuzz/commit/c917965b9e6fe2b21ed6c51559673288fa3af4b7","hostname":"github.com","tags":["X Refsource MISC","Patch","Vendor Advisory"]},{"url":"https://ubuntu.com/security/CVE-2015-9274","label":"ubuntu.com/security/CVE-2015-9274","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/notices/USN-5746-1","label":"ubuntu.com/security/notices/USN-5746-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-9274","label":"www.cve.org/CVERecord?id=CVE-2015-9274","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2015-9274","label":"security-tracker.debian.org/tracker/CVE-2015-9274","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2018-11-15T05:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-06T08:43:42.602Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":26,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T00:08:28.457Z","stale":false,"partial":false}}