Astra Linux - уязвимость в linux-5.10, linux

In the Linux kernel, the following vulnerability has been resolved: tty: serial: fsllpuart: disable dma rx/tx use flags in lpuartdmashutdown lpuartdmashutdown tears down the lpuart DMA, but lpuartflushbuffer can still occur, which attempts to access DMA APIs if the lpuartdmatxuse flag is true...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: nfsd: Check that the server is running in unlockfilesystem mode. If we attempt to unlock the filesystem via an administrative interface, and nfsd is not running, it will cause the server to crash. This issue occurs because the...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hciqca: Fixed the driver shutdown when the serdev is closed. The driver shutdown callback which sends an EDLSOCRESET message to the device via serdev should not be invoked when the HCI device is not open e.g., if...

Astra Linux - уязвимость в linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: cxl/mem: Fix shutdown order Ira reports that removing the cxlmockmem causes a crash with the following error message: BUG: Kernel NULL pointer dereference, address: 0000000000000044 .. RIP: 0010: cxlregiondecodereset+0x7f/0x180...

Astra Linux - уязвимость в linux, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: Watchdog: cpu5wdt.c – Fixed a use-after-free bug caused by cpu5wdttrigger. When the cpu5wdt module is being removed, the original code uses deltimer to de-activate the timer. If the timer handler is still running, deltimer may no...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: bnxten: The FW DMA is stopped in bnxtshutdown. The netifclose call in bnxtshutdown only stops packet DMA. There may be FW DMA for trace logging recently added, which will continue. If we execute an kexec to a new kernel, the DMA...

Astra Linux - уязвимость в linux-5.10, linux

In the Linux kernel, the following vulnerability has been resolved: net-sysfs: added a check to ensure netdevice is present before using speedshow. When disabling the netdevice or during system shutdown, a panic may occur when accessing the sysfs path, because the device has already been removed...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: igc: Fixed page faults in handling XDP TX timestamps. If an XDP application that requested TX timestamping shuts down while the link of the interface in use is still active, the following kernel-related issues are reported:...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: usb: xhciplatremove: avoid NULL dereference Since commit 4736ebd7fcaff1eb8481c140ba494962847d6e0a “usb: host: xhci-plat: omit shared hcd if either root hub has no ports”, xhci-sharedhcd can be NULL, which causes the following...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed to avoid a use-after-free in f2fsstopgcthread. The syzbot reports a f2fs bug as follows: dumpstack lib/dumpstack.c:88 inline dumpstacklvl+0x241/0x360 lib/dumpstack.c:114 printreport+0xe8/0x550 mm/kasan/report.c:491...

Astra Linux - уязвимость в linux-5.10, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: net: ipa: Hash tables are only reset when supported. Last year, the code that manages GSI channel transactions switched from using spinlock-protected linked lists to using indexes into the ring buffer used for a channel. Recently...

Astra Linux - уязвимость в linux-5.10, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: tty: serial: fsllpuart: fixed a race condition during RX DMA shutdown. From time to time, DMA completion can occur mid-way through the DMA shutdown process: : lpuart32shutdown lpuartdmashutdown deltimersync lpuartdmarxcomplete...

Astra Linux - уязвимость в firefox

Under unusual circumstances, an individual thread may survive the termination of its manager during shutdown. This could lead to a use-after-free condition, resulting in a potentially exploitable crash. This vulnerability affects Firefox versions earlier than 98...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: nfsd: Avoid ref leaks in nfsdopenlocalfh If two calls to nfsdopenlocalfh race against each other and both successfully call nfsdfileacquirelocal, both will receive an additional reference to the network. This reference comes alon...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp – Always pass an error pointer to sevplatformshutdownlocked When 9770b428b1a2 “crypto: ccp – Move devinfo/err messages for SEV/SNP init and shutdown” moved the error messages so that they don’t need to be issued by...

Astra Linux - уязвимость в linux, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ax25: Fixing use-after-free bugs caused by ax25dsdeltimer. When the ax25 device is being detached, the ax25devdevicedown function calls ax25dsdeltimer to clean up the slavetimer. When the timer handler is running, the...

Astra Linux - уязвимость в linux, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: “sh: push-switch: Reorder cleanup operations to avoid use-after-free bug” The original code placed “flushwork” before “timershutdownsync” in “switchdrvremove”. Although we use “flushwork” to stop the worker, it could be reschedul...

Astra Linux - уязвимость в firefox, thunderbird

During process shutdown, a document could cause a use-after-free of a languages service object, resulting in memory corruption and potentially exploitable crashes. This vulnerability affects Firefox 93, Thunderbird 91.2, and Firefox ESR 91.2...

Astra Linux - уязвимость в firefox

During the process shutdown, it was possible for an ImageBitmap to be created, which would later be used after being freed from a different code path, resulting in a potentially exploitable crash. This vulnerability affects Firefox versions less than 118...

Astra Linux - уязвимость в linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: crypto: ccp – Fixed null pointer dereference in sevplatformshutdownlocked. The SEV platform device can be shut down with a null pspmaster, for example, using DEBUGTESTDRIVERREMOVE. This issue was discovered using KASAN...