Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: usbtmc: Fixed a bug in the pipe direction for control transfers. The syzbot fuzzer reported a minor bug in the usbtmc driver: usb 5-1: The BOGUS control direction, pipe 80001e80, does not match bRequestType 0. WARNING: CPU: ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cxl/mbox: The payload size is validated before accessing the contents of cxlpayloadfromuserallowed. The cxlpayloadfromuserallowed function casts and dereferences the input payload without first verifying its size. When a raw...

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: xsk: fixed the refcount underflow in the error path. This fix addresses a refcount underflow issue reported by syzbot, which can occur when the system runs out of memory. If xpalloctxdescs fails—and it can only fail due to...

Astra Linux – Vulnerability in advancecomp

It was discovered that Advancecomp v2.3 contains a heap buffer overflow vulnerability...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Block layer: Fixed a warning in copyfromiter. Syzkaller reported a warning in copyfromiter because an ioviter was supposedly used in the wrong direction. The reason is that Syzkaller managed to generate a request with a transfer...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: The BUG function call has been removed after failing to insert a delayed directory index entry. Instead of calling BUG when we fail to insert a delayed directory index entry into the delayed node’s tree, we can simply...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The rcubarrier function was called in ksmbdserverexit. The bug was triggered due to racing between closing a connection and the rmmod operation. In ksmbd, rcubarrier is not called at the time of module unloading, so nothin...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bounds: Use the correct number of bits for CONFIGNRCPUS that is a power of two. The bitsper function rounds up to the next power of two when a power of two is passed as an argument. This can cause crashes on some machines and...

Astra Linux – Vulnerability in TIF format

A null source pointer passed as an argument to the memcopy function within TIFFReadDirectory in tifdirread.c in libtiff versions from 4.0 to 4.3.0 could lead to a Denial of Service attack through a crafted TIFF file. For users who compile libtiff from source code, a fix is available in the commit...

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

In the Linux kernel, the following vulnerability has been resolved: media: usb: siano: Fix use after free bugs caused by dosubmiturb There are UAF bugs caused by dosubmiturb. One of the KASan reports is shown below: 36.403605 BUG: KASAN: use-after-free in workerthread+0x4a2/0x890 36.406105 Read o...

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

In the Linux kernel, the following vulnerability has been resolved: iavf: Fixed an out-of-bounds situation when setting channels during iavfremove. If the channels are set to a value greater than what is actually allocated, it will cause a timeout, and an error will be returned. However, the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: gsusb: gsusbreceivebulkcallback: An error occurred in usbsubmiturb, causing the URB to be unanchored before it is processed by gsusbreceivebulkcallback, thereby preventing a memory leak during cleanup. In commit 7352e1d5932a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Prevent out-of-bounds memory access The testtag test triggers an unhandled page fault: ./testtag 130.640218 CPU 0 Unable to handle kernel paging request at virtual address ffff80001b898004, era == 9000000003137f7c...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ICE: Fixed ‘scheduling while atomic’ in aux critical error interrupts There’s a kernel bug related to processing aux critical error interrupts in icemiscintr: 2100.917085 BUG: Scheduling while atomic: swapper/15/0/0x00010000… …...

Astra Linux – Vulnerability in exiv2

Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A out-of-bounds read vulnerability was discovered in Exiv2 versions v0.27.3 and earlier. This vulnerability occurs when Exiv2 is used to write metadata into a specially craft...

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 in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Do not generate errors if the user space injects an interrupt with GIF=0. Do not generate errors or warnings during interrupt injection when GIF is cleared. It is trivial for the user space to force this situation using...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: vdpasimblk: The number of address spaces and virtqueue groups were set. The commit bda324fd037a “vdpasim: control virtqueue support” added two new fields nas, ngroups to vdpasimdevattr, but we forgot to initialize them for...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: f2fs: A sanity check was performed on curseg-alloctype. As Wenqing Liu reported in Bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215657 - Overview In the UBSAN library, there was an issue where out-of-bounds access occurre...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: phy: ralink: mt7621-pci: add sentinel to quirks table By fixing socdevattr to register the SOC as a device, the kernel will encounter an OOPs error in socdevicematchattr. This quirks test was introduced in the staging driver in t...