{"id":"CVE-2023-37644","aliases":["EUVD-2023-41525","GHSA-6gfr-4r2m-wr5p","UBUNTU-CVE-2023-37644"],"status":"published","title":"SWFTools 0.9.2 772e55a allows attackers to trigger a large memory-allocation attempt via a...","description":"SWFTools 0.9.2 772e55a allows attackers to trigger a large memory-allocation attempt via a crafted document, as demonstrated by pdf2swf. This occurs in png_read_chunk in lib/png.c.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0027,"percentile":0.19356,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2024-01-11T00:00:00Z","modified":"2026-06-17T06:08:33Z","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/202","tags":["x_transferred","Exploit","Issue Tracking","Vendor Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-37644"},{"url":"https://github.com/advisories/GHSA-6gfr-4r2m-wr5p"},{"url":"https://ubuntu.com/security/CVE-2023-37644","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-37644","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2023-37644","description":"SWFTools 0.9.2 772e55a allows attackers to trigger a large memory-allocation attempt via a crafted document, as demonstrated by pdf2swf. This occurs in png_read_chunk in lib/png.c.","status":"published","published":"2024-01-11T00:00:00Z","modified":"2025-06-03T14:26:11.739Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:35:16.454633Z"}],"euvd":[{"id":"EUVD-2023-41525","description":"SWFTools 0.9.2 772e55a allows attackers to trigger a large memory-allocation attempt via a crafted document, as demonstrated by pdf2swf. This occurs in png_read_chunk in lib/png.c.","status":"published","published":"2024-01-11T00:00:00Z","modified":"2025-06-03T14:26:11Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T20:32:31.558173Z"}],"ghsa":[{"id":"GHSA-6gfr-4r2m-wr5p","title":"SWFTools 0.9.2 772e55a allows attackers to trigger a large memory-allocation attempt via a...","description":"SWFTools 0.9.2 772e55a allows attackers to trigger a large memory-allocation attempt via a crafted document, as demonstrated by pdf2swf. This occurs in png_read_chunk in lib/png.c.","status":"published","published":"2024-01-11T09:30:34Z","modified":"2024-01-18T21:30:27Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:55:26.812198Z"}],"nvd":[{"id":"CVE-2023-37644","description":"SWFTools 0.9.2 772e55a allows attackers to trigger a large memory-allocation attempt via a crafted document, as demonstrated by pdf2swf. This occurs in png_read_chunk in lib/png.c.","status":"published","published":"2024-01-11T08:15:35.737Z","modified":"2026-06-17T06:08:33.573Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:09:00.788714Z"}],"osv":[{"id":"UBUNTU-CVE-2023-37644","description":"SWFTools 0.9.2 772e55a allows attackers to trigger a large memory-allocation attempt via a crafted document, as demonstrated by pdf2swf. This occurs in png_read_chunk in lib/png.c.","status":"published","published":"2024-01-11T08:15:00Z","modified":"2025-10-24T05:02:08Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T16:54:21.882004Z"}]}}