Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Net: tun: Unlinking the NAPI from the device upon destruction. Syzbot identified a race condition between the tun file and the device destruction process. NAPIs reside in the structtunfile structure, and this structure may be...

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

In the Linux kernel, the following vulnerability has been resolved: hwmon: axi-fan-control Fixed a possible NULL pointer dereferencing issue. axifancontrolirqhandler, which depends on the private axifancontroldata structure, might be called before the hwmon device is registered. This could lead t...

Astra Linux – Vulnerability in Qemu

A issue was discovered in QEMU through version 5.1.0. An out-of-bounds memory access was identified in the ATI VGA device implementation. This flaw occurs in the ati2dblt routine in hw/display/ati2d.c, during handling of MMIO write operations via the atimmwrite callback. A malicious guest could...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: misc: microchip: pci1xxxx: A double-free operation occurred during error handling of gpauxbusprobe. When auxiliarydeviceadd returns an error, it then calls auxiliarydeviceuninit. The callback function gpauxiliarydevicerelease cal...

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: 9p/xen: fixed the issue of releasing the IRQ twice. Kernel logs indicate that the IRQ was released twice. The correct device ID must be passed during the IRQ release process. Dominique: removed the confusing variable “reset” to 0...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: power: supply: cpcap-battery: Fix the issue where the nvmemdeviceput function was not called, leading to a reference leak. In cpcapbatterydetectbatterytype, the reference to an nvmem device obtained through nvmemdevicefind was no...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: coresight: Properly clear the connection field. coresight devices track their connections output connections and hold a reference to the fwnode. When a device goes away, we iterate through the devices on the coresight bus and...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nbd: The issue of task hanging when the signal interrupt nbdstartdeviceioctl occurs has been fixed. The following program is a simplified version of the reproducer function: c int mainvoid int sv2, fd; if socketpairAFUNIX,...

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

In the Linux kernel, the following vulnerability has been resolved: of/irq: Prevent device address out-of-bounds read in interrupt map walk When ofirqparseraw is invoked with a device address smaller than the interrupt parent node from address-cells property, KASAN detects the following...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fixed the issue where the workqueue was not released upon calling .release. The workqueue associated with a DSA/IAA device is not released when the object is freed...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: usb: dwc2: Fixed a device leak in hwenable upon suspend/resume. Every time the platform enters low power mode, the PM suspend/resume routines call dwc2lowlevelhwenable - devmaddactionorreset. This adds a new device entry each...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: NFC: NULLed the dev-rfkill to prevent UAF The commit 3e3b5dfcd16a “NFC: reordered the logic in nfcun,registerdevice” assumes that the deviceisregistered function in the nfcdevup function will help to check when the rfkill is...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: usb: ax88179178a: Fixed out-of-bounds accesses in RX fixup The ax88179rxfixup function contains several out-of-bounds accesses that can be triggered by a malicious or defective USB device. Specifically: - The metadata array...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Firmware: armscmi: Balances the device reference count when destroying devices. Using devicefindchild to find the appropriate SCMI device to destroy causes an imbalance in the device reference count. This occurs because...

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: media: rc: fix races with imondisconnect Syzbot reports a KASAN issue as follows: BUG: KASAN: use-after-free in createpipe include/linux/usb.h:1945 inline BUG: KASAN: use-after-free in sendpacket+0xa2d/0xbc0...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: i2c: tegra: check msg length in SMBUS block read For SMBUS block read, do not continue reading if the message length passed from the device is ‘0’ or greater than the maximum allowed bytes...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: cx25821: Fixed the warning when removing the module When removing the module, the following warning will appear: 14.746697 removeprocentry: Removing the non-empty directory ‘irq/21’; data is being leaked at least from...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Macintosh: A possible memory leak in macioaddonedevice has been fixed. After committing 1fa5ae857bb1 “driver core: get rid of struct device’s busid string array”, the name of the device is allocated dynamically. This memory...

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

In the Linux kernel, the following vulnerability has been resolved: BPF: Do not allow BPF test infra to emit invalid GSO types to the stack. Yinhao et al. reported that their fuzzer tool was able to trigger the skbwarnbadoffload function from netifskbfeatures - gsofeaturescheck. When a BPF progra...

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

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: free rxdatareassemblyskb on NCI device cleanup rxdatareassemblyskb is stored during NCI data exchange for processing fragmented packets. It is dropped only when the last fragment is processed, or when an NTF packet with...