USN-7277-1: Linux kernel 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: - ARM32 architecture; - ARM64 architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; -...

USN-7276-1: Linux kernel vulnerabilities

Attila Szász discovered that the HFS+ file system implementation in the Linux Kernel contained a heap overflow vulnerability. An attacker could use a specially crafted file system image that, when mounted, could cause a denial of service system crash or possibly execute arbitrary code...

SUSE CVE-2023-52499

In the Linux kernel, the following vulnerability has been resolved: powerpc/47x: Fix 47x syscall return crash Eddie reported that newer kernels were crashing during boot on his 476 FSP2 system: kernel tried to execute user page b7ee2000 - exploit attempt? uid: 0 BUG: Unable to handle kernel...

The vulnerability of the eeh_pe_bus_get() function (arch/powerpc/kernel/eeh_pe.c) in the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the eehpebusget function arch/powerpc/kernel/eehpe.c in the Linux operating system is related to improper locking of resources. Exploiting this vulnerability could allow an attacker to cause a service failure...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: pci/hotplug/pnvphp: Fixed the hotplug driver crash on Powernv The hotplug driver for powerpc pci/hotplug/pnvphp.c causes a kernel crash when attempting to hot-unplug or disable the PCIe switch/bridge from the PHB. The crash occur...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Fixed dtlaccesslock to use a rwsemaphore instead of a rwsemaphore. The dtlaccesslock needs to be a rwsemaphore, a sleeping lock, because the code calls kmalloc while holding it, which can cause a sleep condition:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/eeh: avoided possible crashes when edev-pdev changes. If a PCI device is removed during eehpereportedev, edev-pdev will change, which may cause a crash. It is recommended to hold the PCI rescan/remove lock while taking a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Fixed the crash caused by the scv instruction with kexec. Kexec on pseries disables AIL reloconexc, which is required for supporting scv instructions. This happens before other CPUs have been shut down. This mean...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries/iommu: The LPAR panics during bootup due to a frozen PE. During the LPAR bootup, the partition firmware provides the ibm,dma-window property for the PE. This property is provided on the PCI bus to which the PE is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries/vas: Add close callback in vasvmops struct The mapping VMA address is saved in VAS window struct when the paste address is mapped. This VMA address is used during migration to unmap the paste address if the window...

Astra Linux – Vulnerability in ffmpeg

FFmpeg n6.1.1 has a out-of-bounds read issue through libavcodec/ppc/vp8dspaltivec.c, as shown in the line: static const vecs8 hsubpelfiltersouter...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Enforce hcall result buffer validity and size. Functions like plparhcall, plparhcall9, and related functions expect callers to provide valid result buffers of a certain minimum size. Currently, this is only...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/fadump: The code for fadumpcmainit should now be moved to setuparch, after initmeminit. In the early stages of kernel initialization, CMAMINALIGNMENTBYTES can be set to PAGESIZE, since pageblockorder is still zero and is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/mm/fault: Fixed the reporting of kfence page faults. The copyfromkernelnofault function can be called when reading /proc/kcore. /proc/kcore may contain kfence objects that are not mapped, and reading these objects via...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PowerPC architecture: Avoid using nmienter/nmiexit in real-mode interrupts. The nmienter/nmiexit functions access per-CPU variables, which can lead to a kernel crash when these functions are invoked during real-mode interrupt...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Whitelist dtl slub object for copying to userspace Reading the dispatch trace log from /sys/kernel/debug/powerpc/dtl/cpu- results in a BUG when the config CONFIGHARDENEDUSERCOPY is enabled as shown below. kernel...

Security update for go1.23

This update for go1.23 fixes the following issues: CVE-2025-22866: Fixed timing sidechannel for P-256 on ppc64le bsc1236801. Bug fixes: go1.23 release tracking bsc1229122 Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zyppe...

Azure Linux 3.0 Security Update: cloud-hypervisor-cvm / hvloader / nodejs / nodejs18 / openssl (CVE-2023-6129)

The version of cloud-hypervisor-cvm / hvloader / nodejs / nodejs18 / openssl installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2023-6129 advisory. - Issue summary: The POLY1305 MAC message authentication...

The vulnerability of the `alloc_dispatch_log_kmem_cache()` function (arch/powerpc/platforms/pseries/setup.c) in the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the allocdispatchlogkmemcache function arch/powerpc/platforms/pseries/setup.c in the Linux operating system is related to the lack of memory release after the effective lifespan has ended. Exploiting this vulnerability can allow an attacker to trigger a service failure...

DEBIAN-CVE-2025-22866

Due to the usage of a variable time instruction in the assembly implementation of an internal function, a small number of bits of secret scalars are leaked on the ppc64le architecture. Due to the way this function is used, we do not believe this leakage is enough to allow recovery of the private...