Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: possible double-free of cctx-remoteheap The function fastrpcinitcreatestaticprocess may free the cctx-remoteheap on the errmap path, but does not clear the pointer to it. Later, the function fastrpcrpmsgremove may...

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

In the Linux kernel, the following vulnerabilities have been resolved: drm/client: Fixed a memory leak in drmclienttargetcloned. The dmtmode variable is allocated but never freed within this function. This issue was discovered with the ast driver, but most drivers that use the generic fbdevsetup...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: Fixed a livelock/fasting problem caused by hmmrangefault If hmmrangefault fails a foliotrylock in doswappage, and attempts to acquire the lock of a device-private folio for migration, the function will spin until it...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: linkwatch: Use devput in the callers to prevent UAF. After linkwatchdodev calls devput to release the linkwatch reference, the device’s refcount may drop to 1. At this point, netdevruntodo can proceed since linkwatchsyncdev sees ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/xe/nvm: Fixed a double-free operation in the aux add failure case. After a successful auxiliarydeviceinit call, auxdev-dev.release i.e., xenvmreleasedev is responsible for freeing the memory associated with the auxiliary devi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xsk: Validates the MTU against the usable frame size when binding. The AFXDP binding currently accepts zero-copy pool configurations without verifying that the device’s MTU fits within the usable frame space provided by the UMEM...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: GPIB: LPVOUSB – fixed a memory leak that occurred when USB devices were disconnected. The driver iterates over the registered USB interfaces during GPIB attachment and takes a reference to their USB devices until a match is found...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uether: Fixed NULL pointer dereferencing in ethgetdrvinfo The commit ec35c1969650 “usb: gadget: fncm: Fixed netdevice lifecycle handling with devicemove“” re-parents the gadget device to /sys/devices/virtual during...

Astra Linux – Vulnerability in Linux 5.10, Linux

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 – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drbd: Only clone the bio if there is a backing device available. The commit c347a787e34cb drbd: changed -bibdev to -bibdev in drbdreqnew moved the biosetdev call which has since been removed to an earlier stage, from...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: hidraw – Fix for data race condition on the device reference count The hidrawopen function increments the reference counter of the hidraw device. Since there is no dedicated synchronization mechanism for this counter, a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd – Fix for leaking event log memory During the device removal process, the device is reset, causing the configuration registers to return to their default state, which is zero. Since the driver checks whether the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bnge: Return after auxiliarydeviceuninit in the error path. When auxiliarydeviceadd fails, the error handling code calls auxiliarydeviceuninit, but it does not return. auxiliarydeviceuninit drops the last reference to the device,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: mdio: Check regmap pointer returned by devicenodetoregmap The call to devicenodetoregmap in airohamdioprobe may return an ERRPTR if the regmap initialization fails. Currently, the driver stores the pointer without validation...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Use the device rbtree in the iopf reporting path. The existing I/O page fault handler currently locates the PCI device by calling pcigetdomainbusandslot. This function searches the list of all PCI devices until the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Thermal: Core – Fix the error path in thermal zone device registration If the thermalzonedeviceregisterwithtrips function fails after registering a thermal zone device, it needs to wait for the completion of tz-removal like when...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: mana: Fixed a use-after-free in the addadev error path. If auxiliarydeviceadd fails, addadev jumps to addfail and calls auxiliarydeviceuninitadev. The auxiliary device has its release callback set to adevrelease, which frees...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: usb: legacy: ncm: Fixed an NPE in gncmBind. The commit 56a512a9b410 “usb: gadget: fncm: Aligned netdevice lifecycle with bind/unbind” deferred the allocation of the netdevice. This change results in a NULL pointer derefrence in t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fixed invalid page access after closing deferred I/O devices. When a fbdev with deferred I/O is opened and closed, the dirty pages still remain in the pageref list. Eventually, those pages may be processed during the delay...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net: phy: Fixed a null-ptr-deref issue when the probe function failed. I received a report of a null-ptr-deref issue during the fault injection test. Bug: NULL pointer dereferencing in the kernel. Address: 0000000000000058 Oops:...