Astra Linux – Vulnerability in Linux

The file net/bluetooth/hcirequest.c in the Linux kernel, up to version 5.12.2, contains a race condition related to the removal of the HCI controller...

Astra Linux – Vulnerability in libcgroup

The vulnerability of the cgroupaddcontroller function in the wrapper.c component of Libcgroup resource management tools is related to the use of memory after it is freed. Exploiting this vulnerability allows an attacker to cause a service failure...

Astra Linux – Vulnerability in Qemu

A issue was discovered in QEMU versions 7.1.0 through 8.2.1. In hw/pci/pciesriov.c, the registervfs function does not set NumVFs to PCISRIOVTOTALVF, resulting in improper interaction with hw/nvme/ctrl.c...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/ast: Fixed soft lockup issues. There is a while-loop in astdpsetonoff, which could lead to an infinite loop. This is because the register VGACRI-Dx checked in this API is actually a scratch register controlled by an MCU named...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: i3c: master: cdns: Fixed a use-after-free vulnerability in the cdnsi3cmasterprobe function due to race conditions. In the cdnsi3cmasterprobe function, &master-hjwork is bound to cdnsi3cmasterhj. And cdnsi3cmasterinterrupt can cal...

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

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: Fixed a race condition between concurrent call paths that invoke dwc3removerequests. This patch addresses a race condition caused by unsynchronized execution of multiple call paths that invoke dwc3removerequests, leadi...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: spi: Fixed the simplification of devmspiregistercontroller. This was reverted through commit 59ebbe40fb51 “spi: simplified devmspiregistercontroller”. If devmaddaction fails in devmaddactionorreset, devmspiunregister will be...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: ohci-nxp: Fixed the refcount leak in ohcihcdnxpprobe. ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it when it is no longer needed. Add ofnodeput to avoid the refcount leak...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the isotprcv function, there is a potential issue where race conditions may occur during CAN frame reception. When receiving a CAN frame, the current code logic does not take into account processes that are not actually runnin...

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

In the Linux kernel, the following vulnerability has been resolved: platform/chrome: crosecchardev: fixed the kernel data leak caused by ioctl calls. It is possible to view the data of kernel pages by providing a larger insize value in struct croseccommand1 when invoking EC host commands. This...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nfc: pn533: Wait for outurb’s completion in pn533usbsendframe A use-after-free issue occurred in hcd when inurb sent from pn533usbsendframe was completed earlier than outurb. The callback in pn533sendComplete frees the skb dat...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: rcar: The WARN function has been replaced with devwarnratelimited in rcarpciewakeup. It is sufficient to warn the user that there has been a link problem. Either the link has failed and the system requires maintenance, or th...

Astra Linux – Vulnerability in Intel Microcode

In some IntelR XeonR processor memory controller configurations when using IntelR SGX, there is a check for improper conditions that may allow a privileged user to potentially enable privilege escalation through local access...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: can: mcan: pci: added the missing mcanclassfreedev function in probe/remove methods. In mcanpciremove and the error handling path of mcanpciprobe, mcanclassfreedev should be called to release resources allocated by...

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

In the Linux kernel, the following vulnerabilities have been resolved: usb: xhci: Apply the link chain quirk on NEC isoc endpoints Two clearly different instances of NEC uPD720200 one with a start/stop bug, one without it caused IOMMU faults after some “Missed Service Errors”. The faulty addresse...

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

In the Linux kernel, the following vulnerabilities have been resolved: eth: sungem: Remove .ndopollcontroller to avoid deadlocks. Erhard reports netpoll warnings from sungem: netpollsendskbondev: eth0 enables interrupts during polling gemstartxmit+0x0/0x398. Warning: CPU: 1, PID: 1; at...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the KVM’s AMD code, responsible for supporting SVM nested virtualization. The flaw occurs during the processing of the VMCB virtual machine control block provided by the L1 guest, which is used to spawn or handle a nested guest L2. Due to improper validation of the “intct...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the CAN BCM networking protocol within the Linux kernel. A local attacker can exploit this flaw in the CAN subsystem to corrupt memory, cause the system to crash, or escalate privileges. This race condition in the net/can/bcm.c file of the Linux kernel allows for local...

Astra Linux – Vulnerability in Qemu

A heap-based buffer overflow was discovered in QEMU version 5.0.0 in the SDHCI device emulation support. This vulnerability could occur during a multi-block SDMA transfer using the sdhcisdmatransfermultiBlocks routine in the hw/sd/sdhci.c file. A malicious user or process could exploit this flaw ...

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: sh: intc: Fixed a use-after-free bug in registerintccontroller In the error handling for this function, the variable d is freed without ever removing it from the intclist. This could lead to a use-after-free condition. To fix thi...