Threats Tagged 'cve-2025-39981'

Multiple security vulnerabilities affecting the Red Hat Enterprise Linux Real Time kernel-rt packages have been addressed in a security update. These include several use-after-free bugs, denial of service issues, memory leaks, and potential privilege escalation vulnerabilities across various kernel components such as bridge multicast, Bluetooth management, multicast routing, bonding module, macvlan, and nf_tables. The update is rated as having moderate security impact. Systems running affected versions of Red Hat Enterprise Linux 9. 2 Real Time should apply the update and reboot to mitigate these issues.

This Red Hat security advisory addresses multiple vulnerabilities in the Linux kernel packages for Red Hat Enterprise Linux 9. 2 and related variants. The issues include several use-after-free vulnerabilities, denial of service conditions, memory leaks, and potential privilege escalation. These vulnerabilities affect core kernel components such as bridge multicast, Bluetooth management, multicast routing, bonding modules, and network scheduling. The advisory rates the overall security impact as moderate and provides updated kernel packages to remediate these issues. A system reboot is required after applying the update for the fixes to take effect.

This Red Hat security advisory addresses multiple vulnerabilities in the Linux kernel packages used by Red Hat Enterprise Linux 8 and related products. The update fixes a range of issues including use-after-free bugs, buffer overflows, denial of service, memory corruption, and validation errors across various kernel subsystems such as Bluetooth, netfilter, ALSA, RDMA, and file systems. The advisory covers 18 CVEs with impacts ranging from potential privilege escalation to denial of service. Red Hat has released patches for these vulnerabilities and recommends applying the update followed by a system reboot to ensure the fixes take effect.