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USN-7860-4: Linux kernel (Real-time) vulnerability

🗓️ 07 Nov 2025 10:37:29Reported by UbuntuType 
ubuntu
 ubuntu🔗 ubuntu.com👁 5 Views

Linux kernel real-time vulnerability VMSCAPE lets a guest virtual machine leak host operating system data via insufficient branch predictor isolation.

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Tenable Nessus		AlmaLinux 8 : kernel (ALSA-2025:19931)
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OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu22.04anylinux-buildinfo-5.15.0-1088-intel-iot-realtime5.15.0-1088.90linux-buildinfo-5.15.0-1088-intel-iot-realtime_5.15.0-1088.90_any.deb
Ubuntu22.04anylinux-buildinfo-5.15.0-1095-realtime5.15.0-1095.104linux-buildinfo-5.15.0-1095-realtime_5.15.0-1095.104_any.deb
Ubuntu22.04anylinux-cloud-tools-5.15.0-1088-intel-iot-realtime5.15.0-1088.90linux-cloud-tools-5.15.0-1088-intel-iot-realtime_5.15.0-1088.90_any.deb
Ubuntu22.04anylinux-cloud-tools-5.15.0-1095-realtime5.15.0-1095.104linux-cloud-tools-5.15.0-1095-realtime_5.15.0-1095.104_any.deb
Ubuntu22.04anylinux-headers-5.15.0-1088-intel-iot-realtime5.15.0-1088.90linux-headers-5.15.0-1088-intel-iot-realtime_5.15.0-1088.90_any.deb
Ubuntu22.04anylinux-headers-5.15.0-1095-realtime5.15.0-1095.104linux-headers-5.15.0-1095-realtime_5.15.0-1095.104_any.deb
Ubuntu22.04anylinux-headers-intel-iot-realtime5.15.0.1088.92linux-headers-intel-iot-realtime_5.15.0.1088.92_any.deb
Ubuntu22.04anylinux-headers-intel-iot-realtime-5.155.15.0.1088.92linux-headers-intel-iot-realtime-5.15_5.15.0.1088.92_any.deb
Ubuntu22.04anylinux-headers-realtime5.15.0.1095.99linux-headers-realtime_5.15.0.1095.99_any.deb
Ubuntu22.04anylinux-headers-realtime-5.155.15.0.1095.99linux-headers-realtime-5.15_5.15.0.1095.99_any.deb
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07 Nov 2025 10:37Current
7.4High risk
Vulners AI Score7.4
CVSS 3.15.5
EPSS0.00331
SSVC
linux kernelreal timebranch predictor isolationguest virtual machinehost operating systemdata leakage
5