Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: vdpasim: A possible memory leak was fixed in vdpasimnetinit and vdpasimblkinit. When a fault is injected while probing a module, if deviceregister fails in vdpasimnetinit or vdpasimblkinit, and the refcount of kobject is not...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: lapbether: ignore ops-locked netdevs Syzkaller managed to trigger a lock dependency in xsknotify via registernetdevice. As discussed in 0, using registernetdevice in notifiers is problematic, so we skip adding the lapbeth fo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: thermal/core: A memory leak was fixed in thermalcoolingdeviceregister. I encountered a memory leak during the fault injection test. The unreferenced object is: 0xffff888010080000 size: 264312. The details of the memory leak are a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: clk: visconti: preventing array overflow in visconticlkregistergates This code used -1 to indicate that there was no reset function. Unfortunately, -1 was stored as a u8 value, causing the condition if clksi.rsid = 0 to always be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ep93xx: clock: Fixed UAF in ep93xxclkregistergate arch/arm/mach-ep93xx/clock.c:154:2: Warning: Use of memory after it is freed clang-analyzer-unix.Malloc arch/arm/mach-ep93xx/clock.c:151:2: Note: Taking a true branch if ISERRclk ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: lapbether: Fixed an issue with invalid opcode in lapbethopen. If lapbregister fails when the lapb device goes online for the first time, the NAPI is not disabled. As a result, the invalid opcode issue is reported when the la...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: blk-mq: Fixed a possible memory leak when registering the ‘hctx’ structure failed. There is one issue that arises during fault injection tests: An unreferenced object with a size of 512 bytes: bash comm "insmod", pid 308021,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: pinctrl: canaan: k230: Fixed the order of DT parsing and pinctrl registration. The order of operations has been changed—DT parsing is performed before pinctrl registration. This ensures that device tree parsing is done before...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Thermal: Core – The putdevice function should only be called after deviceregister fails. putdevice should not be called before a previous call to deviceregister. thermalcoolingdeviceregister does not follow this principle...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mISDN: fixed an issue involving misuse of putdevice in mISDNregisterdevice. We should not release references to putdevice before calling deviceinitialize...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Register devlink first under the devlink lock. If the device encounters a non-fatal firmware error during the probe, the driver will report the error to the user via devlink. This will trigger a WARN, since mlx5 calls...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: regmap: spi: Space was reserved for the register address/padding. Currently, the maximum values of maxrawread and maxrawwrite in the regmapspi structure do not take into account the additional size of the transmitted register...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: BPF: Fixed the masking negation logic when dealing with a negative dst register. The negation logic for the case where the offreg is stored in the dst register is incorrect; therefore, we cannot simply invert the addition operati...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8186: Fixed a use-after-free in the “remove” path of the driver. When devm runs functions in the “remove” path for a device, it executes them in reverse order. This means that if there are parts of your driver...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: dw-edma: HDMA: Add sync read before starting the DMA transfer in remote setup The linked list elements and pointers are not stored in the same memory as the HDMA controller register. If the doorbell register is toggled...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Class: A possible memory leak in classregister has been fixed. If classaddgroups returns an error, the cp-subsys needs to be unregistered, and the cp needs to be freed. We cannot call ksetunregister here, because the cls will be...

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: clk: clocking-wizard: Fixed an error in clkwzrdregisterdivider. A match was detected for a potential error of dereferencing the pointer in clkwzrdregisterdivider. If devmclkHWRegister fails, it sets “hw” to an error pointer, and...

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

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: fixed a possible memory leak in ibmebusbusinit. If deviceregister returns an error in ibmebusbusinit, the name of the kobject allocated by devsetname, which is called in deviceadd, is leaked. According to the...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iio: core: fix a memory leak in iiodeviceregistersysfs When iiodeviceregistersysfsgroup fails, we should free iiodevopaque-chanattrgroup.attrs to prevent potential memory leaks...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: wwanhwsim: Fixed a possible memory leak in wwanhwsimdevnew. When a fault is injected while probing a module, if deviceregister fails, but the refcount of the kobject is not decreased to 0, the name allocated in devsetname may ...