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: atm: The atmdevmutex is released after removing procfs in atmdevderegister. syzbot reported a warning during atmdevregister. 0 Before creating a new device and procfs/sysfs for it, atmdevregister looks up a duplicate device throu...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb-v2: gl861: Fix null-ptr-deref in gl861i2cmasterxfer In gl861i2cmasterxfer, msg is controlled by user. When msgi.buf is null and msgi.len is zero, the aforementioned checks on msgi.buf would be performed. Malicious...

Astra Linux – vulnerability in linux-5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: efct: Fix possible memory leak in efctdeviceinit In efctdeviceinit, when efctscsiregfctransport fails, efctscsitgtdriverexit is not called to release memory for efctscsitgtdriverinit, resulting in a memory leak: Unreference...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Device property: Fixed an infinite loop in fwnodeforeachchildnode. When iterating over the children of a fwnode that has a secondary fwnode, fwnodegetnextchildnode can enter an infinite loop if the secondary fwnode has more than...

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

In the Linux kernel, the following vulnerability has been resolved: net: tun: Fix use-after-free in tundetach Syzbot reported a use-after-free in tundetach. This causes a call trace like the following: ================================================================== BUG: KASAN: use-after-free i...

Astra Linux – vulnerability in linux-5.10, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: Input: raydiumtsi2c - fix memory leak in raydiumi2csend There is a kmemleak when testing raydiumi2cts with a BPF mock device: unreferenced object 0xffff88812d3675a0 size 8: comm "python3", pid 349, jiffies 4294741067 age 95.695s...

Astra Linux – vulnerability in linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: sofsdw: handle errors on card registration If card registration fails, typically due to deferred probes, the device properties added for headset codecs are not removed, which leads to kernel oopses in driver...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mac802154: fixed the missing INITLISTHEAD in ieee802154ifadd. The kernel fault injection test reports a NULL pointer dereference as follows: BUG: NULL pointer dereferencing in the kernel; address: 0000000000000008 RIP:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: PCI: mt7621: Added a sentinel to the quirks table. The current driver lacks a sentinel in the struct socdeviceattribute array, which causes a buffer overflow error when the socdevicematchmt7621pciequirksmatch function is called...

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

In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/hisi: The second sensor, hi3660, was removed. The commit 74c8e6bffbe1 “driver core: Add allocsize hint to devm allocators” exposes a panic “BRK handler: Fatal exception” during the hi3660thermalprobe function. Thi...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fixed the issue with mlx5ibgethwstats when used for devices. Currently, when mlx5ibgethwstats is used for a device where portnum = 0, there is a special handling to ensure that the correct counters are used. However,...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: blk-mq: Fixed a possible memory leak when registering the ‘hctx’ variable 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, linux, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ubi: Fixed potential null-ptr-deref in ubifreevolume This will lead to a null-ptr-deref in the following scenario: uifinit ubiaddvolume cdevadd - if it fails, call killvolumes deviceregister killvolumes - if ubiaddvolume fails,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcildisc,serdev: failure in checking percpuinitrwsem syzbot reports a NULL pointer dereferencing at hciuartttyclose 1. For rcusyncenter, percpuinitrwsem is called without rcusyncinit, because hciuartttyopen ignores...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm: bridge: adv7511: Unregistering the i2c device after unregistering the CEC adapter. The cecunregisteradapter function assumes that the underlying CEC adapter is callable. For example, if the CEC adapter currently has a valid...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: gpiolib: cdev: fix NULL-pointer dereferences There are several situations in which the kernel can crash when requests are made to unbind the GPIO device and then system calls related to the GPIO character device’s anonymous file...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - clk: tegra20: Fixed a refcount leak in tegra20clockinit. - offindmatchingnode returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. - Added the missing...

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

In the Linux kernel, the following vulnerability has been resolved: virtio-mmio: Do not break the lifecycle of vmdev. vmdev has a separate lifecycle because it has a struct device embedded within it. Therefore, having a release callback for it is correct. However, allocating the vmdev structure...

Astra Linux – vulnerability in linux-5.10, linux, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fix possible memory leak if deviceadd fails If deviceadd returns an error, the name allocated by devsetname must be freed. As noted in the deviceadd comment, putdevice should be used to release the reference in the...

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: media: dvbdev: The risk of out-of-memory access has been prevented. The dvbdev module contains a static variable used to store dvb minors. Its behavior depends on whether CONFIGDVBDYNAMICMINORS is set or not. When it is not set,...