Ubuntu 24.04 LTS / 25.04 : Linux kernel (Azure) vulnerabilities (USN-7934-1)

The remote Ubuntu 24.04 LTS / 25.04 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7934-1 advisory. It was discovered that improper initialization of CPU cache memory could allow a local attacker with hypervisor access to overwrite SEV-SNP guest...

Security update for the Linux Kernel RT (Live Patch 7 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506001023 fixes several issues. The following security issues were fixed: CVE-2025-22115: btrfs: fix block group refcount race in btrfscreatependingblockgroups bsc1241579. CVE-2025-21772: partitions: mac: fix handling of bogus partition table bsc1238912...

Security update for xen

This update for xen fixes the following issues: Security issues fixed: CVE-2024-45818: xen: Deadlock in x86 HVM standard VGA handling bsc1232622 CVE-2024-45819: xen: libxl leaks data to PVH guests via ACPI tables bsc1232624 CVE-2024-45817: xen: x86: Deadlock in vlapicerror bsc1230366 Non-security...

Qemu: i386: leakage of stack memory to guest in kvmvapic.c

An information-exposure flaw was found in Quick Emulator QEMU in Task Priority Register TPR optimizations for 32-bit Windows guests. The flaw could occur while accessing TPR. A privileged user inside a guest could use this issue to read portions of the host memory...