{"id":"CVE-2019-5086","aliases":["DLA-2553-1","EUVD-2019-14691","GHSA-j44m-w6x3-678v","UBUNTU-CVE-2019-5086","USN-5988-1"],"status":"published","title":"An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the...","description":"An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm binaries of xcftools, version 1.0.7. An integer overflow can occur while walking through tiles that could be exploited to corrupt memory and execute arbitrary code. In order to trigger this vulnerability, a victim would need to open a specially crafted XCF file.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.03151,"percentile":0.88031,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-190","CWE-680","CWE-787"],"published":"2019-11-21T15:44:23Z","modified":"2026-06-25T13:31:55Z","fixes":[{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"xcftools","fixed_in":["1.0.7-5ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"xcftools","fixed_in":["1.0.7-6ubuntu0.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:20.04:LTS","package":"xcftools","fixed_in":["1.0.7-6ubuntu0.20.04.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:9","package":"xcftools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.7-6+deb9u1"}]}],"versions":["1.0.7-6"],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"xcftools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.7-5ubuntu0.1~esm1"}]}],"versions":["1.0.7-4ubuntu1","1.0.7-5"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"xcftools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.7-6ubuntu0.1"}]}],"versions":["1.0.7-6"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"xcftools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.7-6ubuntu0.20.04.1"}]}],"versions":["1.0.7-6","1.0.7-6build1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"xcftools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.7-5ubuntu0.1~esm1"}]}],"versions":["1.0.7-4ubuntu1","1.0.7-5"],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"xcftools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.7-6ubuntu0.1"}]}],"versions":["1.0.7-6"],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"xcftools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.7-6ubuntu0.20.04.1"}]}],"versions":["1.0.7-6","1.0.7-6build1"],"bundled":2}],"products":[{"vendor":"debian","product":"debian_linux"},{"vendor":"xcftools_project","product":"xcftools"}],"references":[{"url":"https://lists.debian.org/debian-lts-announce/2021/02/msg00014.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2021/03/msg00008.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2019-0878","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","report"]},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0878","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-5086"},{"url":"https://github.com/advisories/GHSA-j44m-w6x3-678v"},{"url":"https://ubuntu.com/security/CVE-2019-5086","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-5988-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-5086","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2019-5087","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2019-5086","description":"An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm binaries of xcftools, version 1.0.7. An integer overflow can occur while walking through tiles that could be exploited to corrupt memory and execute arbitrary code. In order to trigger this vulnerability, a victim would need to open a specially crafted XCF file.","status":"published","published":"2019-11-21T15:44:23Z","modified":"2024-08-04T19:47:56.793Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-680"],"updated_at":"2026-11-02T14:20:18.411291Z"}],"euvd":[{"id":"EUVD-2019-14691","description":"An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm binaries of xcftools, version 1.0.7. An integer overflow can occur while walking through tiles that could be exploited to corrupt memory and execute arbitrary code. In order to trigger this vulnerability, a victim would need to open a specially crafted XCF file.","status":"published","published":"2019-11-21T15:44:23Z","modified":"2024-08-04T19:47:56Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T03:06:53.453369Z"}],"ghsa":[{"id":"GHSA-j44m-w6x3-678v","title":"An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the...","description":"An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm binaries of xcftools, version 1.0.7. An integer overflow can occur while walking through tiles that could be exploited to corrupt memory and execute arbitrary code. In order to trigger this vulnerability, a victim would need to open a specially crafted XCF file.","status":"published","published":"2022-05-24T17:01:45Z","modified":"2023-01-28T05:08:00Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-190","CWE-787"],"updated_at":"2026-11-02T14:44:35.535691Z"}],"nvd":[{"id":"CVE-2019-5086","description":"An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm binaries of xcftools, version 1.0.7. An integer overflow can occur while walking through tiles that could be exploited to corrupt memory and execute arbitrary code. In order to trigger this vulnerability, a victim would need to open a specially crafted XCF file.","status":"published","published":"2019-11-21T16:15:12.937Z","modified":"2026-06-17T02:37:06.547Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-680","CWE-190","CWE-787"],"updated_at":"2026-11-02T14:05:37.024431Z"}],"osv":[{"id":"UBUNTU-CVE-2019-5086","description":"An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm binaries of xcftools, version 1.0.7. An integer overflow can occur while walking through tiles that could be exploited to corrupt memory and execute arbitrary code. In order to trigger this vulnerability, a victim would need to open a specially crafted XCF file.","status":"published","published":"2019-11-21T16:15:00Z","modified":"2026-02-04T04:17:33.477507Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"},{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:21.741399Z"},{"id":"DLA-2553-1","title":"xcftools - security update","status":"published","published":"2021-02-09T00:00:00Z","modified":"2026-03-09T01:21:36.784475Z","updated_at":"2026-11-02T15:46:10.712745Z"},{"id":"USN-5988-1","title":"xcftools vulnerabilities","description":"It was discovered that integer overflows vulnerabilities existed in Xcftools.\nAn attacker could use this to cause a denial of service (system crash) or\npossibly execute arbitrary code. (CVE-2019-5086, CVE-2019-5087)\n","status":"published","published":"2023-03-29T21:20:44Z","modified":"2026-06-25T13:31:55.80844111Z","updated_at":"2026-11-02T16:58:16.738762Z"}]}}