SUSE-SU-2024:0110-1

The SUSE Linux Enterprise 15 SP3 RT kernel was updated to receive various security bugfixes.

The following security bugs were fixed:

• CVE-2020-26555: Fixed an issue during BR/EDR PIN code pairing in the Bluetooth subsystem that would allow replay attacks (bsc#1179610 bsc#1215237).
• CVE-2023-6121: Fixed an information leak via dmesg when receiving a crafted packet in the NVMe-oF/TCP subsystem (bsc#1217250).
• CVE-2023-6606: Fixed an out of bounds read in the SMB client when receiving a malformed length from a server (bsc#1217947).
• CVE-2023-6610: Fixed an out of bounds read in the SMB client when printing debug information (bsc#1217946).
• CVE-2023-6931: Fixed an out of bounds write in the Performance Events subsystem when adding a new event (bsc#1218258).
• CVE-2023-6932: Fixed a use-after-free issue when receiving an IGMP query packet due to reference count mismanagement (bsc#1218253).
• CVE-2023-51779: Fixed a use-after-free because of a btsockioctl race condition in btsockrecvmsg (bsc#1218559).

The following non-security bugs were fixed:

• Reviewed and added more information to README.SUSE (jsc#PED-5021).
• Enabled multibuild for kernel packages (JSC-SLE#5501, boo#1211226, bsc#1218184).
• clocksource: Avoid accidental unstable marking of clocksources (bsc#1218105).
• clocksource: Suspend the watchdog temporarily when high read latency detected (bsc#1218105).
• efi/mokvar: Reserve the table only if it is in boot services data (bsc#1215375).