Security update for the Linux Kernel (Live Patch 13 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.45 fixes various security issues: The following security issues were fixed: CVE-2026-46150: fanotify: fix false positive on permission events bsc1267388. CVE-2026-53360: KVM: SEV: Require in-GHCB scratch area if GHCB v2+ is in use...

SUSE-SU-2026:4258-1 Security update for the Linux Kernel (Live Patch 13 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.45 fixes various security issues: The following security issues were fixed: - CVE-2026-46150: fanotify: fix false positive on permission events bsc1267388. - CVE-2026-53360: KVM: SEV: Require in-GHCB scratch area if GHCB v2+ is in u...

SUSE-SU-2026:4256-1 Security update for the Linux Kernel (Live Patch 30 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.121 fixes various security issues: The following security issues were fixed: - CVE-2026-46150: fanotify: fix false positive on permission events bsc1267388. - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on...

Security update for the Linux Kernel (Live Patch 57 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.228 fixes various security issues: The following security issues were fixed: CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. CVE-2026-64561: KVM: x86: Check for invalid/obsolete...

SUSE-SU-2026:4255-1 Security update for the Linux Kernel (Live Patch 57 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.228 fixes various security issues: The following security issues were fixed: - CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction bsc1275458. - CVE-2026-64561: KVM: x86: Check for...

SUSE CVE-2026-89904

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fix acpipackageids array overflow With LoongArch virt machine, a typical setting is one core per socket, there will max 256 sockets packages on one VM. With PPTT acpi table, array acpipackageids will be overflowed. Her...

SUSE CVE-2026-89907

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Validate MSI data before routing it to EIOINTC pchmsisetirq passes e-msi.data straight into eiointcsetirq as the irq number. The MSI data comes from userspace, that either via a KVMIRQROUTINGMSI entry set with...

SUSE CVE-2026-89908

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Preserve memslot arch flags on KVMMRFLAGSONLY kvmarchpreparememoryregion computes new-arch.flags, i.e. whether a memslot is KVMMEMHUGEPAGECAPABLE or KVMMEMHUGEPAGEINCAPABLE, only for KVMMRCREATE and KVMMRMOVE, and...

SUSE CVE-2026-89910

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Fix uninitialized stack variable issue with dmsintc Variable vector is declared on stack in function dmsintcinjectirq and sometimes it is used without initialized. Here fix this issue...

SUSE CVE-2026-89911

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Correctly cap TLBI Range to the architural limit TLB Invalidation by Range has a fairly powerful way of encoding pretty large ranges in a small number of bits. This range can be based on an arbitrary VA, which means i...

SUSE CVE-2026-89912

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-its: Don't dereference a NULL collection on ITT save MAPC with V=0 drops ite-collection but leaves the ITE on the device's ITT list, and vgicitssaveite dereferences it unconditionally. A guest that issues MAPD,...

SUSE CVE-2026-89913

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-v3: take an LPI reference in vgicv3savependingtables vgicv3savependingtables iterates dist-lpixa using xaforeach and dereferences the returned struct vgicirq in the loop body without holding a reference on the LP...

SUSE CVE-2026-89914

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Sign-extend VA for range-based TLBI invalidation When the decoderangetlbi helper was moved to be used for S1 TLBIs, the required sign extension was omitted. Add it. As a result, special care must be taken to not...

SUSE CVE-2026-89916

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Make VNCR invalidation participate in MMU invalidation retry A VNCR TLB invalidation can occur on one vcpu while another vcpu is faulting in this same page. Without correctly handling this, we can end up with the...

SUSE CVE-2026-89917

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Handle VNCR TLB invalidation race with vcpuput VNCR unmapping While VNCR TLB invalidation always occurs under the MMU lock, vcpuput doesn't, while it unmaps the VNCR page. The problem is that the invalidation evaluate...

SUSE CVE-2026-89918

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Correctly handle end of VA space TLBI invalidation Our TLB invalidation by VA code is based on comparing two ranges, one defined by the TLB, and one defined by the TLBI instruction. Each range is defined by a start an...

SUSE CVE-2026-89919

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: keyop: use mmulock to read gmap-asce Every other dat consumer in this file kvms390getskeys, setskeys, getcmmabits, setcmmabits, MEMCLRCMMA, kvms390fixupprefix, kvmtestagegfn, kvmagegfn reads kvm-arch.gmap-asce inside t...

SUSE CVE-2026-89920

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix memory corruption by not reinjecting CK machine checks Channel-subsystem damage machine checks are for the host channel subsystem. The guest channel subsystem is emulated in the userspace VMM. There is no point in...

SUSE CVE-2026-89921

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Zero initialize data structures for injectpfaulttoken kvminjectpfaulttoken only sets .type and .u.ext.extparams2 of the on-stack struct kvms390irq but the full ext substructure is copied into the cpu local variable on...

SUSE CVE-2026-89922

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Take srcu when importing watchpoint data importwpinfo backs up the original guest memory contents of a watchpoint with readguestabs, which is kvmreadguest and therefore resolves the memslot via kvmmemslots. That requir...