{"id":"CVE-2015-7801","aliases":["DEBIAN-CVE-2015-7801","DLA-332-1","EUVD-2015-7700","GHSA-76wm-4p7c-3hw9","UBUNTU-CVE-2015-7801","USN-2951-1"],"status":"published","title":"Use-after-free vulnerability in OptiPNG 0.6.4 allows remote attackers to execute arbitrary code...","description":"Use-after-free vulnerability in OptiPNG 0.6.4 allows remote attackers to execute arbitrary code via a crafted PNG file.","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.05383,"percentile":0.92718,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2015-10-12T00:00:00Z","modified":"2026-09-09T07:01:39Z","fixes":[{"ecosystem":"Debian:12","package":"optipng","fixed_in":["0.7.5-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"optipng","fixed_in":["0.7.5-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"optipng","fixed_in":["0.7.5-1"],"sources":["osv"]},{"ecosystem":"Debian:6.0","package":"optipng","fixed_in":["0.6.4-1+deb6u11"],"sources":["osv"]},{"ecosystem":"Ubuntu:14.04:LTS","package":"optipng","fixed_in":["0.6.4-1ubuntu0.14.04.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"optipng","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.5-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"optipng","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.5-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"optipng","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.5-1"}]}]},{"source":"osv","ecosystem":"Debian:6.0","package":"optipng","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.4-1+deb6u11"}]}],"versions":["0.6.4-1"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"optipng","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.4-1ubuntu0.14.04.1"}]}],"versions":["0.6.4-1build1"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"optipng","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.4-1ubuntu0.14.04.1"}]}],"versions":["0.6.4-1build1"],"bundled":5}],"products":[{"vendor":"canonical","product":"ubuntu_linux"},{"vendor":"optipng_project","product":"optipng"}],"references":[{"url":"http://www.openwall.com/lists/oss-security/2015/09/16/1","tags":["mailing-list","x_refsource_MLIST","x_transferred","Exploit","evidence"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1264015","tags":["x_refsource_CONFIRM","x_transferred","report"]},{"url":"http://www.ubuntu.com/usn/USN-2951-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-7801"},{"url":"https://github.com/advisories/GHSA-76wm-4p7c-3hw9"},{"url":"https://security-tracker.debian.org/tracker/CVE-2015-7801","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2015-7801","tags":["report"]},{"url":"http://www.openwall.com/lists/oss-security/2015/10/10/1","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-2951-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-7801","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2015-7802","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2016-2191","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2016-3981","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2016-3982","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2015-7801","description":"Use-after-free vulnerability in OptiPNG 0.6.4 allows remote attackers to execute arbitrary code via a crafted PNG file.","status":"published","published":"2016-04-20T16:00:00Z","modified":"2024-08-06T07:58:59.987Z","updated_at":"2026-11-02T14:35:44.744952Z"}],"euvd":[{"id":"EUVD-2015-7700","description":"Use-after-free vulnerability in OptiPNG 0.6.4 allows remote attackers to execute arbitrary code via a crafted PNG file.","status":"published","published":"2016-04-20T16:00:00Z","modified":"2024-08-06T07:58:59Z","updated_at":"2026-11-03T02:21:51.562291Z"}],"ghsa":[{"id":"GHSA-76wm-4p7c-3hw9","title":"Use-after-free vulnerability in OptiPNG 0.6.4 allows remote attackers to execute arbitrary code...","description":"Use-after-free vulnerability in OptiPNG 0.6.4 allows remote attackers to execute arbitrary code via a crafted PNG file.","status":"published","published":"2022-05-14T02:12:43Z","modified":"2023-02-02T05:05:22Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:52:06.092141Z"}],"nvd":[{"id":"CVE-2015-7801","description":"Use-after-free vulnerability in OptiPNG 0.6.4 allows remote attackers to execute arbitrary code via a crafted PNG file.","status":"published","published":"2016-04-20T16:59:01.127Z","modified":"2026-06-17T00:33:09.687Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:03:16.97467Z"}],"osv":[{"id":"CVE-2015-7801","description":"Use-after-free vulnerability in OptiPNG 0.6.4 allows remote attackers to execute arbitrary code via a crafted PNG file.","status":"published","published":"2016-04-20T16:59:01Z","modified":"2026-04-10T03:45:27.079795Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:01.068991Z"},{"id":"DEBIAN-CVE-2015-7801","description":"Use-after-free vulnerability in OptiPNG 0.6.4 allows remote attackers to execute arbitrary code via a crafted PNG file.","status":"published","published":"2016-04-20T16:59:01.127Z","modified":"2026-09-09T07:01:39.54320224Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:27.04239Z"},{"id":"UBUNTU-CVE-2015-7801","description":"Use-after-free vulnerability in OptiPNG 0.6.4 allows remote attackers to execute arbitrary code via a crafted PNG file.","status":"published","published":"2015-10-12T00:00:00Z","modified":"2026-02-04T04:22:06.722083Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:10.737723Z"},{"id":"DLA-332-1","title":"optipng - security update","status":"published","published":"2015-10-22T00:00:00Z","modified":"2026-03-09T01:18:01.127909Z","updated_at":"2026-11-02T15:46:11.734021Z"},{"id":"USN-2951-1","title":"optipng vulnerabilities","description":"Gustavo Grieco discovered that OptiPNG incorrectly handled memory. A remote\nattacker could use this issue with a specially crafted image file to cause\nOptiPNG to crash, resulting in a denial of service. (CVE-2015-7801)\n\nGustavo Grieco discovered that OptiPNG incorrectly handled memory. A remote\nattacker could use this issue with a specially crafted image file to cause\nOptiPNG to crash, resulting in a denial of service. (CVE-2015-7802)\n\nHans Jerry Illikainen discovered that OptiPNG incorrectly handled memory. A\nremote attacker could use this issue with a specially crafted image file to\ncause OptiPNG to crash, resulting in a denial of service, or possibly\nexecute arbitrary code. (CVE-2016-2191)\n\nHenri Salo discovered that OptiPNG incorrectly handled memory. A remote\nattacker could use this issue with a specially crafted image file to cause\nOptiPNG to crash, resulting in a denial of service, or possibly execute\narbitrary code. (CVE-2016-3981)\n\nHenri Salo discovered that OptiPNG incorrectly handled memory. A remote\nattacker could use this issue with a specially crafted image file to cause\nOptiPNG to crash, resulting in a denial of service, or possibly execute\narbitrary code. (CVE-2016-3982)\n","status":"published","published":"2016-04-18T12:25:09Z","modified":"2026-02-10T04:40:58Z","updated_at":"2026-11-02T16:58:10.303275Z"}]}}