Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fixed memory leakage This patch addresses potential memory leakage and segmentation faults in the gpuvmimportdmabuf function...

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

In the Linux kernel, the following vulnerability has been resolved: crypto: scomp – fixed the req-dst buffer overflow issue. The size of the req-dst buffer should be checked before copying data from scompscratch-dst to avoid the req-dst buffer overflow problem...

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

A race condition was detected in the Linux kernel’s net/bluetooth in the conn,advmin,maxintervalset function. This can lead to issues with I2cap connections or broadcasts, potentially causing denial of service...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: dm thin: Fixed the ABBA deadlock between shrinkslab and dmpoolabortmetadata. The following concurrent processes: P1drop cache P2kworker dropcachessysctlhandler dropslab shrinkslab downread&shrinkerrwsem - LOCK A doshrinkslab...

Astra Linux – Vulnerability in Linux 5.15

In the efirtasmwrapper of efi-rt-wrapper.S, there is a possible way to bypass shadow stack protection due to a logical error in the code. This could result in a local escalation of privileges without the need for additional execution privileges. User interaction is not required for exploitation...

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

In the Linux kernel up to version 6.3.1, a use-after-free issue in Netfilter’s nftables module arises when processing batch requests. This allows unprivileged local users to obtain root privileges. The issue occurs due to improper handling of anonymous sets...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bpf: Skip invalid kfunc call in backtrackinsn The verifier skips invalid kfunc calls in checkkfunccall. Such calls would be caught by fixupkfunccall if they aren’t eliminated through dead code elimination. However, this can lead ...

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

A issue was discovered in the driver/mtd/ubi/cdev.c file within the Linux kernel 6.2. There is a division-by-zero error in the dodivsz, mtd-erasesize function, which is indirectly used by ctrlcdevioctl, when mtd-erasesize is 0...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel before version 6.6.7, a untrusted VMM could trigger the int80 syscall handling at any given point. This issue is related to the files arch/x86/coco/tdx/tdx.c and arch/x86/mm/memencryptamd.c...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: gpio: pca953x: Fixed the race condition in pca953xirqbussyncunlock. Ensure that i2clock is held when setting the interrupt latch and mask in pca953xirqBusSyncUnlock. This prevents race conditions. Another non-probing call site...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bnxten: Adjusted the logging of firmware messages in case the token is released in hwrmsend. If the token is released because token-state equals BNXTHWRMDEFERRED, the released token set to NULL is used in log messages. This issue...

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

A race condition was detected in the Linux kernel’s sound/hda device driver, specifically in the sndhdacregmapsync function. This can lead to a null pointer dereferencing issue, potentially causing a kernel panic or a denial-of-service attack...

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

A issue was discovered in the Linux kernel before version 6.2.9. A use-after-free was found in the bq24190remove function in the file drivers/power/supply/bq24190charger.c. This could allow a local attacker to cause the system to crash due to a race condition...

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

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Added a size check of 0 bytes to mtkdrmgemobj. A check was added to mtkdrmgeminit if we attempt to allocate a GEM object of 0 bytes. Currently, no such check exists, and the kernel will panic if a user-space...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: comedi: niatmio16d: Fixed invalid cleanup after a failed attach operation. If the driver’s COMEDI “attach” handler function atmio16dattach returns an error, the COMEDI core will call the driver’s “detach” handler function...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ARC: mm: fix leakage of memory allocated for PTE Since the commit d9820ff “ARC: mm: switch pgtablet back to struct page ”, a memory leakage problem occurred. Memory allocated for page table entries wasn’t released during process...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fixed data races related to sysctlfibmultipathhashpolicy. When reading sysctlfibmultipathhashpolicy, it can be changed concurrently. Therefore, we need to add READONCE to its readers...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: amphion: Set video drvdata before registering the video device. video drvdata should be set before the video device is registered; otherwise, videodrvdata may return NULL in the open file operations, leading to errors...

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

In the Linux kernel, the following vulnerability has been resolved: The issue lies in ofparsephandlewithargsmap. In this function, the inner loop that iterates through the map entries calls ofnodeputnew to free the reference acquired during the previous iteration of the inner loop. This assumes...

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: ipv6: fix race condition between ipv6getifaddr and ipv6deladdr Although ipv6getifaddr walks inet6addrlst under the RCU lock, it still means hlistforeachentryrcu can return an item that got removed from the list. The memory itself...