Security Bulletin: This Power System update is being released to address CVE-2026-19321

Summary Power Systems Firmware is affected by a vulnerability in the host firmware. An attacker with service access to the service processor can supply a carefully crafted command that could leak the contents of hardware registers that should be inaccessible to the service processor. Successful...

CVE-2026-48750

Incus is a system container and virtual machine manager. Prior to version 7.2.0, the record-output parameter of the /instances/$name/exec endpoint stores the output of the command in the exec-output directory of the instance. If exec-output is a symlink, file named execUUID.stdout and...

CVE-2026-55622

Incus is a system container and virtual machine manager. Prior to version 7.2.0, missing authorization checks exist for instance copying where an attacker knowing the name of a project that they don't have access to and the name of an instance in that project can copy the instance to a new projec...

CVE-2026-48754

Incus is a system container and virtual machine manager. Prior to version 7.1.0, backend.createDependentVolumesFromBackup in internal/server/storage/backend.go contains a cluster of unguarded pointer derefs on every dependent-volume entry's VolumeSnapshotsi, Volume, and Pool sub-fields. An...

CVE-2026-48756

Incus is a system container and virtual machine manager. Prior to version 7.1.0, backend.CreateCustomVolumeFromBackup in internal/server/storage/backend.go contains an unguarded time.Time dereference on the ExpiresAt field of every volume-snapshot entry in an imported custom-volume backup. An...

USN-8644-2 linux-gcp, linux-gcp-4.15, linux-gcp-fips vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - File systems infrastructure; - OCFS2 file system; - B.A.T.M.A.N. meshing protocol; - SCTP protocol; - TIPC protocol...

CVE-2026-50190

Shaarli is a personal bookmarking service. Versions prior to 0.16.3 are vulnerable to stored XSS in application/front/controller/visitor/BookmarkListController.php. The permalink handler concatenates the raw $bookmark-getTitle into the pagetitle template variable and the RainTPL template emits it...

CVE-2026-38752 vulnerabilities

Vulnerabilities for packages: busybox...

CVE-2026-17042

IBM Power Systems Firmware FW950.00 through FW950.H2, OP940.00 through OP940.a1 Power9, and OP940.00 - OP940.81 Power HMC is affected by a vulnerability in host firmware NVRAM parsing. An attacker with root access to a guest partition on an OpenPOWER system can write a specially crafted NVRAM...

CVE-2026-17063

IBM Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, and FW1060.00 through FW1060.80 is affected by a vulnerability in the interface between the BMC/FSP and the host system. An attacker with service account or root access to the BMC/FSP can access and disrupt host processor state,...

CVE-2026-16933

IBM Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, FW950.00 through FW950.H2, OP940.00 through OP940.a1 Power9, and OP940.00 through OP940.81 Power HMC is affected by a vulnerability in the interface between the BMC/FSP and the host system. An attacker...

CVE-2026-18821 Power System Out-of-bounds Write

IBM PowerVM Hypervisor FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 Power Systems Firmware is affected by a vulnerability in partition firmware during network boot. An unauthenticated attacker on the same network as a partition undergoing...

CVE-2026-17414

IBM PowerVM Hypervisor firmware (FW1120.00, FW1110.00–.30, FW1060.00–.80, FW950.00–.H2) has a CWE-20 improper input validation flaw in partition firmware during network boot. An unauthenticated adjacent attacker can block boot or substitute the boot image on partitions without OS secure boot (the...

CVE-2026-17414 Power System Improper Input Validation

IBM PowerVM Hypervisor FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 Power Systems Firmware is affected by a vulnerability in partition firmware during network boot. An unauthenticated attacker with access to the same network as a partition...

CVE-2026-19321

Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, and FW1060.00 through FW1060.80 is affected by a vulnerability in the host firmware. An attacker with service access to the service processor can supply a carefully crafted command that could leak the contents of hardware registers th...

CVE-2026-18848

IBM Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 is affected by a vulnerability in the ASMI web interface. An attacker who can lure a logged-in ASMI administrator to visit a crafted web page can, under specific condition...

CVE-2026-17100

Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, FW950.00 through FW950.H2, OP940.00 through OP940.a1, and OP940.00 - OP940.81 is affected by a vulnerability in the service processor mailbox interface. An attacker with authenticated service-level access ...

CVE-2026-17494

IBM Power Systems Firmware FW1120.00, and FW1110.00 through FW1110.30 is affected by a vulnerability in the interface between the BMC and the host system. An attacker with service access to the BMC can send a specially crafted command, allowing arbitrary code to be executed on the host system,...

CVE-2026-17429

IBM Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, FW950.00 through FW950.H2, OP940.00 through OP940.a1 Power9, and OP940.00 - OP940.81 Power HMC is affected by a vulnerability in the interface between the BMC/FSP and the host system. An attacker with...

CVE-2026-17093

IBM Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, FW950.00 through FW950.H2, OP940.00 through OP940.a1 Power9, and OP940.00 - OP940.81 Power HMC is affected by a vulnerability in host firmware configuration parsing. An attacker with service-level acce...