{"id":"CVE-2017-16797","aliases":["EUVD-2017-7973","GHSA-h43q-c49w-j2jr","UBUNTU-CVE-2017-16797"],"status":"published","title":"In SWFTools 0.9.2, the png_load function in lib/png.c does not properly validate an alloclen_64...","description":"In SWFTools 0.9.2, the png_load function in lib/png.c does not properly validate an alloclen_64 multiplication of width and height values, which allows remote attackers to cause a denial of service (integer overflow, heap-based buffer overflow, and application crash) or possibly have unspecified other impact via a crafted PNG file.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/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":0.01241,"percentile":0.69365,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190"],"published":"2017-11-12T18:00:00Z","modified":"2026-06-17T01:09:56Z","affected":[{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"swftools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.2+git20130725-2","0.9.2+git20130725-2ubuntu1","0.9.2+git20130725-4","0.9.2+git20130725-4.1~build0.16.04.1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"swftools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.2+git20130725-4.1"]}],"products":[{"vendor":"swftools","product":"swftools"}],"references":[{"url":"https://github.com/matthiaskramm/swftools/issues/51","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-16797"},{"url":"https://github.com/advisories/GHSA-h43q-c49w-j2jr"},{"url":"https://ubuntu.com/security/CVE-2017-16797","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-16797","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2017-16797","description":"In SWFTools 0.9.2, the png_load function in lib/png.c does not properly validate an alloclen_64 multiplication of width and height values, which allows remote attackers to cause a denial of service (integer overflow, heap-based buffer overflow, and application crash) or possibly have unspecified other impact via a crafted PNG file.","status":"published","published":"2017-11-12T18:00:00Z","modified":"2024-08-05T20:35:21.194Z","updated_at":"2026-11-02T14:33:21.747294Z"}],"euvd":[{"id":"EUVD-2017-7973","description":"In SWFTools 0.9.2, the png_load function in lib/png.c does not properly validate an alloclen_64 multiplication of width and height values, which allows remote attackers to cause a denial of service (integer overflow, heap-based buffer overflow, and application crash) or possibly have unspecified other impact via a crafted PNG file.","status":"published","published":"2017-11-12T18:00:00Z","modified":"2024-08-05T20:35:21Z","updated_at":"2026-11-03T02:23:11.533108Z"}],"ghsa":[{"id":"GHSA-h43q-c49w-j2jr","title":"In SWFTools 0.9.2, the png_load function in lib/png.c does not properly validate an alloclen_64...","description":"In SWFTools 0.9.2, the png_load function in lib/png.c does not properly validate an alloclen_64 multiplication of width and height values, which allows remote attackers to cause a denial of service (integer overflow, heap-based buffer overflow, and application crash) or possibly have unspecified other impact via a crafted PNG file.","status":"published","published":"2022-05-13T01:44:12Z","modified":"2023-02-02T05:01:01Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:51:05.383671Z"}],"nvd":[{"id":"CVE-2017-16797","description":"In SWFTools 0.9.2, the png_load function in lib/png.c does not properly validate an alloclen_64 multiplication of width and height values, which allows remote attackers to cause a denial of service (integer overflow, heap-based buffer overflow, and application crash) or possibly have unspecified other impact via a crafted PNG file.","status":"published","published":"2017-11-12T18:29:00.237Z","modified":"2026-06-17T01:09:56.413Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"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-190"],"updated_at":"2026-11-02T14:04:08.635428Z"}],"osv":[{"id":"UBUNTU-CVE-2017-16797","description":"In SWFTools 0.9.2, the png_load function in lib/png.c does not properly validate an alloclen_64 multiplication of width and height values, which allows remote attackers to cause a denial of service (integer overflow, heap-based buffer overflow, and application crash) or possibly have unspecified other impact via a crafted PNG file.","status":"published","published":"2017-11-12T18:29:00Z","modified":"2025-10-24T04:46:36Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:14.563448Z"}]}}