{"id":"CVE-2018-11498","aliases":["EUVD-2018-3527","GHSA-f6g3-24r8-3r58"],"status":"published","title":"In Lizard v1.0 and LZ5 v2.0 (the prior release, before the product was renamed), there is an...","description":"In Lizard v1.0 and LZ5 v2.0 (the prior release, before the product was renamed), there is an unchecked buffer size during a memcpy in the Lizard_decompress_LIZv1 function (lib/lizard_decompress_liz.h). Remote attackers can leverage this vulnerability to cause a denial of service via a crafted input file, as well as achieve remote code execution.","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":"2026-11-09","score":0.01945,"percentile":0.8032,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2018-05-26T20:00:00Z","modified":"2026-10-24T10:50:31Z","products":[{"vendor":"lizard_project","product":"lizard"},{"vendor":"lizard_project","product":"lz5"}],"references":[{"url":"https://github.com/inikep/lizard/issues/16","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-11498"},{"url":"https://github.com/advisories/GHSA-f6g3-24r8-3r58"}],"sources":{"cve":[{"id":"CVE-2018-11498","description":"In Lizard v1.0 and LZ5 v2.0 (the prior release, before the product was renamed), there is an unchecked buffer size during a memcpy in the Lizard_decompress_LIZv1 function (lib/lizard_decompress_liz.h). Remote attackers can leverage this vulnerability to cause a denial of service via a crafted input file, as well as achieve remote code execution.","status":"published","published":"2018-05-26T20:00:00Z","modified":"2024-08-05T08:10:14.55Z","updated_at":"2026-11-02T14:35:09.139955Z"}],"euvd":[{"id":"EUVD-2018-3527","description":"In Lizard v1.0 and LZ5 v2.0 (the prior release, before the product was renamed), there is an unchecked buffer size during a memcpy in the Lizard_decompress_LIZv1 function (lib/lizard_decompress_liz.h). Remote attackers can leverage this vulnerability to cause a denial of service via a crafted input file, as well as achieve remote code execution.","status":"published","published":"2018-05-26T20:00:00Z","modified":"2024-08-05T08:10:14Z","updated_at":"2026-11-03T02:39:54.984528Z"}],"ghsa":[{"id":"GHSA-f6g3-24r8-3r58","title":"In Lizard v1.0 and LZ5 v2.0 (the prior release, before the product was renamed), there is an...","description":"In Lizard v1.0 and LZ5 v2.0 (the prior release, before the product was renamed), there is an unchecked buffer size during a memcpy in the Lizard_decompress_LIZv1 function (lib/lizard_decompress_liz.h). Remote attackers can leverage this vulnerability to cause a denial of service via a crafted input file, as well as achieve remote code execution.","status":"published","published":"2022-05-14T03:15:01Z","modified":"2023-02-02T05:07:12Z","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-119"],"updated_at":"2026-11-02T14:52:27.395685Z"}],"nvd":[{"id":"CVE-2018-11498","description":"In Lizard v1.0 and LZ5 v2.0 (the prior release, before the product was renamed), there is an unchecked buffer size during a memcpy in the Lizard_decompress_LIZv1 function (lib/lizard_decompress_liz.h). Remote attackers can leverage this vulnerability to cause a denial of service via a crafted input file, as well as achieve remote code execution.","status":"published","published":"2018-05-26T20:29:00.357Z","modified":"2026-06-17T01:36:03.377Z","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-119"],"updated_at":"2026-11-02T14:04:28.483469Z"}],"osv":[{"id":"CVE-2018-11498","description":"In Lizard v1.0 and LZ5 v2.0 (the prior release, before the product was renamed), there is an unchecked buffer size during a memcpy in the Lizard_decompress_LIZv1 function (lib/lizard_decompress_liz.h). Remote attackers can leverage this vulnerability to cause a denial of service via a crafted input file, as well as achieve remote code execution.","status":"published","published":"2018-05-26T20:29:00.357Z","modified":"2026-10-24T10:50:31.756242082Z","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":"2026-11-02T15:44:07.934182Z"}]}}