Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s/interrupt: Fixed the interrupt exit race issue with security mitigation switches. The RFI and STF security mitigation options can simultaneously alter the interruptexitnotreentrant static branch condition during the...

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...

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 – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtas: Keep MSRRI set when calling RTAS RTAS runs in real mode MSRDR and MSRIR unset and in 32-bit big endian mode MSRSF,LE unset. The change in MSR is done in enterrtas in a relatively complex way, since the MSR value cou...

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 – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/kprobes: Fixed a null pointer reference in archpreparekprobe I found a null pointer reference in archpreparekprobe: echo 'p cmdlineprocshow' kprobeevents echo 'p cmdlineprocshow+16' kprobeevents The kernel attempted to re...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/xics: fixed the refcount leak in icpopalinit The offindcompatiblenode function returns a node pointer with the refcount incremented. Use ofnodeput on it when the function is completed...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtas: Avoid device tree lookups in rtasosterm. rtasosterm is called during panic. Its behavior depends on several conditions in the /rtas node of the device tree; traversing these nodes involves locking and changes to loc...

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/powernv: Added a null pointer check to scomdebuginitone. The kasprintf function returns a pointer to dynamically allocated memory; this pointer may be NULL in case of failure. A null pointer check should be added, and the...

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...

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...

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...

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...

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 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

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...