Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI: mediatek – Fixed a refcount leak in mtkpciesubsyspowerup. The offindcompatiblenode function returns a node pointer whose refcount has been incremented. We should use ofnodeput on it after processing. Also, add the missing...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cxl/ras: Fixed the device confusion related to the CPER handler. Upon inspection, the cxlcperhandleproterr function makes several fragile assumptions that can lead to crashes: 1. It assumes that the endpoints identified in the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mt76: mt7921: fixed the error code “return” in “mt7921acpiread”. The kernel’s NULL pointer was dereferenced when the ACPI SAR table was not properly implemented. Fixed the error code “return” to indicate that the ACPI SA...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI: rcar-host: The proper IRQ domain must be passed to generichandledomainirq. Starting with the commit dd26c1a23fd5 “PCI: rcar-host: Switch to msicreateparentirqdomain”, the MSI parent IRQ domain is set to NULL because the obje...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI: mediatek-gen3 – A refcount leak was addressed in mtkpcieinitirqdomains. The function ofgetchildbyname returns a node pointer whose refcount is incremented. Therefore, we should use ofnodeput on it when we no longer need it. ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtio-pci: Check if isavq is NULL Bug In the virtiopcicommon.c function vpdelvqs, vpdev-isavq is used to determine whether it is an admin virtqueue. However, this variable may be empty. In some installations, virtiopcilegacy doe...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: “misc: pciendpointtest”: Fixed an array underflow in pciendpointtestioctl. The commit eefb83790a0d “misc: pciendpointtest: Add doorbell test case” added NOBAR -1 to the pcibarno enum. In practical terms, this changes the enum...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: phy: ralink: mt7621-pci: add sentinel to quirks table By fixing socdevattr to register the SOC as a device, the kernel will encounter an OOPs error in socdevicematchattr. This quirks test was introduced in the staging driver in t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtio-pci: The result size returned for the admin command completion has been corrected. The result size returned by virtiopciadmindevpartsget is 8 bytes larger than the actual result data size. This occurs because the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: hwrng: amd – Fixed the PCI device reference count leak. foreachpcidev is implemented through pcigetdevice. The comment accompanying pcigetdevice states that it will increase the reference count of the returned pcidev, and also...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: PCI: pciehp: Fixed an infinite loop in the IRQ handler upon a power fault. The Power Fault Detected bit in the Slot Status register differs from all other hot-plug events in that it is sticky: It can only be cleared after...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: PCI/bwctrl: Fixed NULL pointer dereferencing when bus numbers are exhausted. When the BIOS fails to assign bus numbers to PCI bridges, the kernel attempts to correct this during PCI device enumeration. If there are no availabl...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: PCI/ASPM: Disabling ASPM when a multifunction device’s function is removed to avoid use-after-free errors. The struct pcielinkstate-downstream is a pointer to the pcidev of function 0. Previously, we retained this pointer when...

Astra Linux – Vulnerability in libvirt

A vulnerability was discovered in libvirt. This security flaw occurs due to repeated queries of the capabilities of an SR-IOV PCI device, which leads to a memory leak caused by failure to free the virPCIVirtualFunction array within the parent struct’s gautoptr cleanup...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: The issue of reference count leak for PCI devices in hasexternalpci has been fixed. foreachpcidev is implemented through pcigetdevice. The comment accompanying pcigetdevice states that it will increase the reference...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: fixed a memory leak during the transition from D3hot to D0 If the variable ‘vfiopcicoredevice::needspmrestore’ is set i.e., the PCI device does not have the NoSoftReset bit set in its PMCSR configuration register, then...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nvmet: pci-epf: Do not complete commands twice if nvmetreqinit fails The issue arises when nvmetreqinit calls nvmetreqcomplete internally in case of failures, such as when an unsupported opcode is encountered. This triggers the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Misc: pciendpointtest: Fixed the panic that occurs when calling pciendpointtestcopy,write,read The dmamapsingle function does not allow zero-length mappings. This can cause a panic. A panic was reported on the arm64...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI/DOE: Fixed a memory leak when CONFIGDEBUGOBJECTS=y is enabled. After a pcidoetask completes, its workstruct needs to be destroyed to avoid a memory leak when CONFIGDEBUGOBJECTS=y is set...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: mana: Fixed an issue where double destroyworkqueue occurred during the service rescan PCI path operation. While testing corner cases in the driver, a use-after-free crash was detected during the service rescan PCI path...