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 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Avoid sg device teardown race The function sgremovesfpusercontext must not use sgdeviceDestroy after calling scsidevicePut. sgdeviceDestroy accesses the parent scsidevice request queue, which will already be set to NULL...

Astra Linux – Vulnerability in Linux 5.10

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 in Linux 5.10

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

Astra Linux – Vulnerability in Linux 5.10, Linux

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: xhci: A null pointer dereference was fixed in the remove function if xHC has only one roothub. The remove function in the xhci platform driver attempts to remove both the main hcd and the shared hcd, even if only the main hcd...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Prevention of certain integer underflows My static checker reports the following issue: drivers/infiniband/hw/irdma/ctrl.c:3605 irdmascceqinit Warning: Can subtract underflow for ‘info-dev-hmcfpmmisc.maxceqs’? It seem...

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 5.10

In the Linux kernel, the following vulnerability has been resolved: i2c: i801: Revert “i2c: i801: replace acpilock with I2C bus lock” This revertment is associated with the commit f707d6b9e7c18f669adfdb443906d46cfbaaa0c1. Under rare circumstances, multiple udev threads may collect information abo...

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

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: lookup hciconn on the RX path at the protocol level The hdev lock/lookup/unlock/use pattern in the packet RX path does not ensure that hciconn is not concurrently modified/deleted. This locking mechanism seems...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: pm80xx: Avoid leaking tags when processing the OPCINBSETCONTROLLERCONFIG command. The tags allocated for the OPCINBSETCONTROLLERCONFIG command need to be freed when we receive the response...

Astra Linux – Vulnerability in Linux, Linux 5.10

A use-after-free flaw was discovered in ncirequest in net/nfc/nci/core.c within the NFC Controller Interface NCI in the Linux kernel. This flaw could allow a local attacker with user privileges to cause a data race issue while the device is being removed, leading to a privilege escalation...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/qm – Requesting a reserved interrupt for the virtual function The device interrupt vector 3 is an error interrupt for physical functions, and it is also a reserved interrupt for virtual functions. However, the...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xHCI: Corruption of the command ring pointer occurred during command aborts. The command ring pointer is located at bits 6:63 of the command ring control register CRCR. All control bits, such as those related to command stopping...

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 now possible to inspect the data of kernel pages by providing a larger insize value in struct croseccommand1 when invoking EC host commands...

Astra Linux – Vulnerability in Qemu

A “off-by-one” read/write issue was identified in the SDHCI device of QEMU. This issue occurs when reading/writing the Buffer Data Port Register using the sdhcireaddataport and sdhciwritedataport functions, specifically when datacount == blocksize. A malicious guest could exploit this flaw to cra...

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 Linux, Linux 5.10

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 the inurb sent from pn533usbsendframe was completed earlier than outurb. The callback in pn533sendComplete frees the skb...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘drm/amd/pm: resolve reboot exception for si oland’” This change reverts to the previous behavior in commit e490d60a2f76bff636c68ce4fe34c1b6c34bbd86. This issue causes hangs on SI when DC is enabled, and errors occur duri...