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: vfio/pci: Created a persistent INTx handler. There exists a vulnerability where the eventfd for INTx signaling can be deconfigured. This causes the IRQ handler to be unregistered, but it still allows eventfds to be signaled with ...

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

In the Linux kernel, the following vulnerability has been resolved: gpio: rcar: Use rawspinlock to protect register access The rawspinlock is used to fix spurious messages about invalid context when spinlock debugging is enabled. The lock is only used to serialize register access. 4.239592...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Do not cache extents during splitting Caching extents during the splitting process is risky, as it may result in stale extents remaining in the status tree. Moreover, in most cases, the corresponding extent block entries ar...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ice: Check the VF VSI Pointer Value in icevcaddfdirfltr. As mentioned in the commit baeb705fd6a7 “ice: Always check the VF VSI Pointer Values”, we need to perform a null pointer check on the return value of icegetvfvsi before usi...

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

In the Linux kernel, the following vulnerability has been resolved: power: supply: bq27xxx-i2c: Do not free non-existent IRQs. The bq27xxx i2c-client may not have an IRQ; in such cases, client-irq will be 0. The bq27xxxbatteryi2cprobe function already includes a check for client-irq, which wraps...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: pinctrl: nuvoton: wpcm450: fix an out-of-bounds write issue. The write operation to ‘pctrl-gpiobank’ occurs before the check for the validity of the GPIO index, which may lead to an out-of-bounds write. This issue was detected by...

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: Staging: fbtft: fixed a potential memory leak in fbtftframebufferalloc. In the error paths after the fbinfo structure is successfully allocated, the memory allocated in fbdeferredioinit for info-pagerefs is not freed. This issue...

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

In the Linux kernel, the following vulnerability has been resolved: ext4: Avoid failures during online resizing due to an overly large flexbgsize. When we perform online resizing on an ext4 filesystem with an excessively large flexbgsize, the following warning is triggered:...

Astra Linux – Vulnerability in Linux, Linux 5.10

In lgprobe and related functions of hid-lg.c and other USB HID files, there is a possible out-of-bounds read due to improper input validation. This could lead to local information disclosure if a malicious USB HID device is connected, without the need for additional execution privileges. User...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y – Do not call freepagesexact with a NULL address. Unlike some other functions, we cannot pass a NULL pointer to freepagesexact. Add a proper NULL check to avoid potential errors...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: kernfs: A use-after-free issue has been fixed in kernfsremove. Syzkaller managed to trigger concurrent calls to kernfsremovebynamens for the same file, resulting in a KASAN detected use-after-free. This race condition occurs...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: power: supply: bq256xx: Fixed a use-after-free in powersupplychanged. Using the devm variant for requesting IRQs before using the devm variant for allocating/registering the powersupply handle means that the powersupply handle wi...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdkfd: Fixed the lock dependency warning with srcu ====================================================== WARNING: A circular locking dependency was detected. 6.5.0-kfd-yangp 2289 Not tainted...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: block: Fixed the issue of iterating over an empty bio with bioforeachfolioall. If the bio contains no data, biofirstfolio calls pagefolio using a NULL pointer, resulting in a buffer overflow error. We’ve moved the test that check...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: fixed a potential memory leak in vfiointxenable If vfioirqctxalloc fails, it will lead to a ‘name’ memory leak...

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

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: The parameters of bo mapping operations need to be clarified. The parameters of amdgpuvmbomap/replacemap/clearingmappings should be verified in a single common place...

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

In the Linux kernel, the following vulnerability has been resolved: The issue involves bcm: – a UAF Use-After-Free flaw in bcmprocshow. Bug: KASAN: A slabuse-after-free issue occurs in bcmprocshow+0x969/0xa80. A size 8 byte read was performed at address ffff888155846230 by the task cat/7862. CPU:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rcv: Fixed an oops caused by the irqsoff latency tracer. The tracehardirqson,off functions require the caller to properly set up the frame pointer. This is because these two functions use the macro CALLERADDR1 also known as...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fixed the error handling logic in idxdcdevregister. If the call to allocchrdevregion fails, the already allocated resources are being leaked. Added the necessary error handling logic to address this issue...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: Endpoint: pci-epf-test: Add a NULL check for DMA channels before releasing them. The fields dmachantx and dmachanrx of the struct pciepftest can be NULL even after EPF initialization. Therefore, it is prudent to check that...