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Vulnerability of JasPer: assertion error via jpc_abstorelstepsize

Synthesis of the vulnerability 

An attacker can force an assertion error via jpc_abstorelstepsize() of JasPer, in order to trigger a denial of service.
Impacted software: openSUSE Leap, Oracle DB, Oracle Fusion Middleware, Oracle OIT, WebLogic.
Severity of this computer vulnerability: 2/4.
Creation date: 08/10/2020.
Références of this announce: cpuapr2020, cpuoct2020, CVE-2018-9252, openSUSE-SU-2020:1517-1, openSUSE-SU-2020:1523-1, VIGILANCE-VUL-33520.

Description of the vulnerability 

An attacker can force an assertion error via jpc_abstorelstepsize() of JasPer, i...
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This security bulletin impacts software or systems such as openSUSE Leap, Oracle DB, Oracle Fusion Middleware, Oracle OIT, WebLogic.

Our Vigil@nce team determined that the severity of this cybersecurity announce is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this vulnerability alert.

Solutions for this threat 

Workarounds for this vulnerability are not yet public.
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