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: usb: renesasusbhs: Fixed synchronous external abort when unbind is executed. A synchronous external abort occurs on the Renesas RZ/G3S SoC if unbind is executed after the configuration sequence described above: bash modprobe...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iouring/net: The overflow check in iorecvmsgmshotprep has been fixed. The controllen variable is of type sizet unsigned long. Casting it to int could lead to an integer underflow. The checkaddoverflow function considers the type ...

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

In the Linux kernel, the following vulnerability has been resolved: iio: adc: ad7091r: Allow users to configure device events AD7091R-5 devices are supported by the ad7091r-5 driver, along with the ad7091r-base driver. These drivers declare iio events to notify user space when ADC readings fall...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: rose: include node references in roseneigh refcount The current implementation maintains two separate reference counting mechanisms: the count field in the struct roseneigh structure tracks references from rosenode structure...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: serial: core: Fixed the issue where the transmit-buffer was not freed after closing the serial port. The commit 761ed4a94582 “tty: serialcore: changed uartclose to use ttyportclose” converted the serial core to use ttyportclos...

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

In the Linux kernel, the following vulnerabilities have been resolved: vxlan: Annotate FDB data races The “used” and “updated” fields in the FDB entry structure can be accessed concurrently by multiple threads, leading to issues such as reported cases like 1. These issues can be reproduced using ...

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

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fixed a potential buffer overflow in parseivrsacpihid. There is a string parsing logic error that can lead to an overflow of the hid or uid buffers. Comparing ACPIIDLEN to the total string length does not take into...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: clk: zynq – Prevent null pointer dereferencing caused by kmalloc failure The kmalloc function in zynqclksetup will return null if physical memory runs out. As a result, if we use snprintf to write data to a null address, the null...

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: scsi: bfa: Fixed a use-after-free in bfadimmoduleexit. BUG: KASAN: slab-use-after-free in lockacquire+0x2aca/0x3a20. A size 8 read was performed at address ffff8881082d80c8 by task modprobe/25303. Call Trace:...

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: f2fs: compress: fixed an issue that covered the reserve,releasecompressblocks function with the cprwsem lock. This fix is necessary to avoid race conditions with the checkpoint mechanism. Otherwise, filesystem metadata, including...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iio: core: Prevent invalid memory access when there is no parent device. The commit 813665564b3d “iio: core: Convert to use the firmware node handle instead of the OF node” changed the type of nodes used for label retrieval in...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: hamradio: Fixed a memory leak in mkissclose. My local syzbot instance encountered a memory leak in mkissopen1. The issue arose from the missing freenetdev call in mkissclose. In mkissopen, netdevice is allocated and then...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: afalg – Corrected incorrect boolean values in afalgctx. The commit 1b34cbbf4f01 „crypto: afalg – Disallowed concurrent writes in afalgsendmsg“ changed some fields from bool to 1-bit u32 fields. However, some assignments t...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fixed a possible deadlock in rfcommskstatechange. syzbot reports a possible deadlock in rfcommskstatechange 1. While rfcommsockconnect acquires the sk lock and waits for the rfcomm lock, rfcommsockrelease might acquire...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - ntfs: Added a sanity check on the allocation size. - ntfsread inodemount calls ntfsmallocnofs with an allocation size of zero. This triggers a bug in the ntfsmalloc function. This issue has been fixed by adding a sanity chec...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: hfs: Fixed OOB write operations in hfsasc2mac. Syzbot reported a OOB write bug: loop0: A change in capacity was detected, from 0 to 64. =========================================== Bug: KASAN: Out-of-bounds access in...

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: FS: JFS: Fixed the null-ptr-deref read operation in txBegin. Syzkaller reported a issue where txBegin might be called on a superblock within a read-only mounted file system, leading to a NULL pointer dereference. This issue can b...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: isotp: isotpsendmsg: added a result check for waiteventinterruptible. The waiteventinterruptible function is used to wait for complete transmission, but the result of this function, which may be interrupted, is not checked...

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: net/sched: Abort tcmodifyqdisc if parent class does not exist Lion’s patch 1 uncovered an ancient bug in the qdisc API. Whenever a user creates or modifies a qdisc with another qdisc as its parent, the qdisc API will detect that...

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: platform/chrome: crosecishtp: Fixed a UAF issue after unbinding the driver. After unbinding the driver, another kthread named crosecconsolelogwork still accesses the device, resulting in a UAF and system crash. The driver does no...