Live555 before 2019.08.16 has a Use-After-Free because GenericMediaServer::createNewClientSessionWithId can generate the same client session ID in succession, which is mishandled by the MPEG1or2 and Matroska file demultiplexors.
https://security.gentoo.org/glsa/202005-06
http://www.live555.com/liveMedia/public/changelog.txt
Source: Mitre, NVD
Published: 2019-08-20
Updated: 2023-03-29
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical