Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/memhotplug: Added an addpages override for PPC. With the commit ffa0b64e3be5 “powerpc: Fix virtaddrvalid for 64-bit Book3E & 32-bit”, the kernel now validates the addr against the highmemory value. This results in the...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries/memhp: Fixed access beyond the end of the drmem array The dlparmemoryremovebyindex function may access beyond the bounds of the drmem lmb array when the LMB lookup fails to match an entry with the given DRC index...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/mm: Fixed the null-pointer dereference in pgtablecacheadd. kasprintf returns a pointer to dynamically allocated memory; this pointer may be NULL in case of failure. Ensure that the allocation was successful by checking th...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/perf: Optimize clearing the pending PMI and remove WARNON for PMI check in powerpmudisable commit 2c9ac51b850d "powerpc/perf: Fix PMU callbacks to clear pending PMI before resetting an overflown PMC" added a new function...

Linux Distros Unpatched Vulnerability : CVE-2026-89722

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PCI/sysfs: Fix out-of-bounds read in pciwritelegacyio pciwritelegacyio loads 4 bytes from the kernfs write buffer regardless of how many bytes userspace wrote:...

AZL-100895 CVE-2026-89722 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: PCI/sysfs: Fix out-of-bounds read in pciwritelegacyio pciwritelegacyio loads 4 bytes from the kernfs write buffer regardless of how many bytes userspace wrote: if count != 1 && count != 2 && count != 4 return -EINVAL; return...

DEBIAN-CVE-2026-89722

In the Linux kernel, the following vulnerability has been resolved: PCI/sysfs: Fix out-of-bounds read in pciwritelegacyio pciwritelegacyio loads 4 bytes from the kernfs write buffer regardless of how many bytes userspace wrote: if count != 1 && count != 2 && count != 4 return -EINVAL; return...

CVE-2026-89722

In the Linux kernel, the following vulnerability has been resolved: PCI/sysfs: Fix out-of-bounds read in pciwritelegacyio pciwritelegacyio loads 4 bytes from the kernfs write buffer regardless of how many bytes userspace wrote: if count != 1 && count != 2 && count != 4 return -EINVAL; return...

CVE-2026-89722

In the Linux kernel, the following vulnerability has been resolved: PCI/sysfs: Fix out-of-bounds read in pciwritelegacyio pciwritelegacyio loads 4 bytes from the kernfs write buffer regardless of how many bytes userspace wrote: if count != 1 && count != 2 && count != 4 return -EINVAL; return...

UBUNTU-CVE-2026-89722

In the Linux kernel, the following vulnerability has been resolved: PCI/sysfs: Fix out-of-bounds read in pciwritelegacyio pciwritelegacyio loads 4 bytes from the kernfs write buffer regardless of how many bytes userspace wrote: if count != 1 && count != 2 && count != 4 return -EINVAL; return...

CVE-2026-89722

CVE-2026-89722 is an out-of-bounds read in the Linux kernel's PCI/sysfs subsystem, specifically in pci_write_legacy_io(). The function unconditionally loaded a 4-byte (u32) value from the kernfs write buffer regardless of the actual write size (1, 2, or 4 bytes). Since kernfs_fop_write_iter() all...

CVE-2026-89722 PCI/sysfs: Fix out-of-bounds read in pci_write_legacy_io()

In the Linux kernel, the following vulnerability has been resolved: PCI/sysfs: Fix out-of-bounds read in pciwritelegacyio pciwritelegacyio loads 4 bytes from the kernfs write buffer regardless of how many bytes userspace wrote: if count != 1 && count != 2 && count != 4 return -EINVAL; return...

CVE-2026-89722 PCI/sysfs: Fix out-of-bounds read in pci_write_legacy_io()

In the Linux kernel, the following vulnerability has been resolved: PCI/sysfs: Fix out-of-bounds read in pciwritelegacyio pciwritelegacyio loads 4 bytes from the kernfs write buffer regardless of how many bytes userspace wrote: if count != 1 && count != 2 && count != 4 return -EINVAL; return...

EUVD-2026-76634

In the Linux kernel, the following vulnerability has been resolved: PCI/sysfs: Fix out-of-bounds read in pciwritelegacyio pciwritelegacyio loads 4 bytes from the kernfs write buffer regardless of how many bytes userspace wrote: if count != 1 && count != 2 && count != 4 return -EINVAL; return...

CVE-2026-89722

In the Linux kernel, the following vulnerability has been resolved: PCI/sysfs: Fix out-of-bounds read in pciwritelegacyio pciwritelegacyio loads 4 bytes from the kernfs write buffer regardless of how many bytes userspace wrote: if count != 1 && count != 2 && count != 4 return -EINVAL; return...

PT-2026-90438

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds read exists in the pci write legacy io function. The issue occurs because the function unconditionally loads 4 bytes from the kernfs write buffer, regardless of whether...

CVE-2026-89722: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: PCI/sysfs: Fix out-of-bounds read in pciwritelegacyio pciwritelegacyio loads 4 bytes from the kernfs write buffer regardless of how many bytes userspace wrote: if count != 1 && count != 2 && count != 4 return -EINVAL; return...

CVE-2026-80810: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: fix folio size overflow in iovecfillbvec iovecfillbvec computes the folio size with a plain int 1: unsigned long foliosize = 1 folioshift; imu-folioshift is unsigned int and comes from folioshift of the folio backin...

The vulnerability of the pte_fragDestroy() function in the arch/powerpc/mm/pgtable-frag.c module of the PowerPC platform in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the ptefragDestroy function in the arch/powerpc/mm/pgtable-frag.c module of the Linux operating system’s PowerPC platform is related to the state of the race condition when a shared resource is used. Exploiting this vulnerability could allow an attacker to compromise the...

The vulnerability of the `papr_hvpipe_dev_create_handle()` function in the `arch/powerpc/platforms/pseries/papr-hvpipe.c` module allows a malicious actor to cause a service failure in the Linux operating system’s PowerPC platform.

The vulnerability of the paprhvpipedevcreatehandle function in the arch/powerpc/platforms/pseries/papr-hvpipe.c module is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a system failure...