The jpc_floorlog2 function in jpc_math.c in JasPer before 1.900.17 allows remote attackers to cause a denial of service (assertion failure) via unspecified vectors.
http://lists.opensuse.org/opensuse-security-announce/2017-01/msg00008.html
http://lists.opensuse.org/opensuse-security-announce/2017-01/msg00009.html
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00082.html
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00085.html
http://www.openwall.com/lists/oss-security/2016/11/17/1
http://www.securityfocus.com/bid/94382
https://blogs.gentoo.org/ago/2016/11/16/jasper-multiple-assertion-failure
Source: MITRE
Published: 2017-03-23
Updated: 2021-02-22
Type: CWE-617
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH