convert.c in OpenJPEG before 2.1.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors involving the variable s.

Affected: Ubuntu:Pro:16.04:LTS: openjpeg

It was discovered that OpenJPEG did not properly handle PNM headers, resulting in a null pointer dereference. A remote attacker could possibly use this issue to cause a denial of service (DoS). (CVE-2016-7445)

It was discovered that OpenJPEG incorrectly handled certain image files resulting in division by zero. A remote attacker could possibly use this issue to cause a denial of service (DoS). (CVE-2016-9112 and CVE-2016-10506)

It was discovered that OpenJPEG incorrectly handled converting certain image files resulting in a stack buffer overflow. A remote attacker could possibly use this issue to cause a denial of service (DoS). (CVE-2017-17479)

It was discovered that OpenJPEG incorrectly handled converting PNM image files resulting in a null pointer dereference. A remote attacker could possibly use this issue to cause a denial of service (DoS). (CVE-2018-18088)

It was discovered that OpenJPEG incorrectly handled converting DWT images files resulting in a buffer overflow. A remote attacker could possibly use this issue to cause a denial of service (DoS). (CVE-2020-27824)