Information Exposure Affecting kernel-rt-debug-core package, versions <0:4.18.0-147.rt24.93.el8

Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-core package and not the kernel-rt-debug-core package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

A heap address information leak while using L2CAP_GET_CONF_OPT was discovered in the Linux kernel before 5.1-rc1.

• https://bugzilla.novell.com/show_bug.cgi?id=1120758
• https://bugzilla.redhat.com/show_bug.cgi?id=1663176
• https://git.kernel.org/linus/7c9cbd0b5e38a1672fcd137894ace3b042dfbf69
• https://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-3459.html
• https://access.redhat.com/security/cve/CVE-2019-3459
• https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html
• https://lists.debian.org/debian-lts-announce/2019/05/msg00041.html
• https://lists.debian.org/debian-lts-announce/2019/05/msg00042.html
• https://lore.kernel.org/linux-bluetooth/20190110062833.GA15047@kroah.com/
• https://marc.info/?l=oss-security&m=154721580222522&w=2
• http://www.openwall.com/lists/oss-security/2019/06/27/2
• http://www.openwall.com/lists/oss-security/2019/06/27/7
• http://www.openwall.com/lists/oss-security/2019/06/28/1
• http://www.openwall.com/lists/oss-security/2019/06/28/2
• http://www.openwall.com/lists/oss-security/2019/08/12/1
• https://access.redhat.com/errata/RHSA-2019:3309
• https://lore.kernel.org/linux-bluetooth/20190110062833.GA15047%40kroah.com/