Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: cxl: Fixed a memory leak in the error handling path. The bitmapzalloc function must be balanced with a corresponding bitmapfree function in the error handling path of afuallocateirqs...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: md/md-bitmap: The issue related to GPF in bitmapgetstats has been fixed. The commit message for commit 6ec1f0239485 “md/md-bitmap: fix stats collection for external bitmaps” states: “Remove the external bitmap check, as statistic...

Astra Linux – Vulnerability in libsdl2, libsdl1.2

There is a heap overflow issue in the video/SDLpixels.c file in SDL Simple DirectMedia Layer versions 2.x to 2.0.18. By creating a malicious .BMP file, an attacker can cause the application using this library to crash, result in a denial of service, or lead to code execution...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: md/md-bitmap: corrected incorrect usage of sbindex The commit d7038f951828 “md-bitmap: do not use -index for pages backing the bitmap file” removed page-index from the bitmap code. However, incorrect code logic was retained fo...

Astra Linux – Vulnerability in libsdl2

SDL Simple DirectMedia Layer version 2.0.12 has a heap-based buffer over-read issue in the function Blit3or4to3or4inversedrgb in the file video/SDLblitN.c, caused by a malicious .BMP file...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: f2fs: A fix was made to avoid using f2fsbugon in f2fsnewnodepage. As reported by Dipanjan Das , syzkaller discovered a bug in f2fs as follows: RIP: 0010:f2fsnewnodepage+0x19ac/0x1fc0 fs/f2fs/node.c:1295 Call Trace: writeallxattrs...

Astra Linux – Vulnerability in ntfs-3g

A properly crafted NTFS image with an unallocated bitmap can lead to an endless recursive function call chain starting from ntfsattrpwrite, causing stack consumption in NTFS-3G 2021.8.22...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drivers/md/md-bitmap: Check the return value of mdbitmapgetcounter. Check the return value of mdbitmapgetcounter in case it returns a NULL pointer, which would lead to a null pointer dereferencing. v2: Updated the check to includ...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: md/bitmap: Do not set sb values if the sanity check fails. If the bitmap area contains invalid data, the kernel will crash, and mdadm will trigger a “Segmentation fault”. This is a bug specific to cluster-md. In non-clustered...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: dm mirror log: The bitsetsize is rounded up to BITSPERLONG. The code in dm-log rounds up bitsetsize to 32 bits. Then, it uses findnextzerobitle on the allocated region. findnextzerobitle accesses the bitmap using unsigned long...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: The link ID is cleared from the bitmap during link deletion after cleanup. Currently, during link deletion, the link ID is first removed from the validlinks bitmap before any cleanup operations are performed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Use the number of bits to manage bitmap sizes. To allocate bitmaps, the mpi3mr driver calculates the sizes of bitmaps using bytes as the unit. However, bitmap helper functions assume that bitmaps are allocated using...

Astra Linux – Vulnerability in openimageio

There are multiple denial-of-service vulnerabilities in the image output closing functionality of the OpenImageIO Project’s OpenImageIO v2.4.4.2. specially crafted ImageOutput Objects can lead to multiple null pointer dereferences. An attacker can provide malicious inputs to exploit these...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: exfat: Fixed the divide-by-zero issue in exfatallocatebitmap. The variable maxracount can be 0 in exfatallocatebitmap. This can cause a divide-by-zero error in the subsequent modulo operation i % maxracount, resulting in a system...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: memstick/msblock: A memory leak has been fixed. The erasedblocksbitmap is never freed. Since it is allocated at the same time as usedblocksbitmap, it is likely that it should also be freed at the same time. Add the correspondi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: The issue related to null-ptr-deref in bitmapparselist has been fixed. A crash was observed with the following output: BUG: NULL pointer dereferencing in the kernel; address: 0000000000000010 Oops: 0000 1 SMP NOP...

Astra Linux – Vulnerability in Linux 5.10, Linux

A issue was discovered in the drivers/input/input.c file within the Linux kernel before version 5.17.10. An attacker can cause a denial of service panic if inputsetcapability mishandles situations where an event code falls outside of a bitmap...

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

In the Linux kernel, the following vulnerability has been resolved: ext4: Avoid allocating blocks from a group with a corrupted block bitmap in ext4mbtrybestfound. Determine whether the group block bitmap is corrupted before using acbex in ext4mbtrybestfound to prevent allocating blocks from a...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: md/raid1: Proper indications of failure are provided when ending a failed write request. This patch addresses a data corruption bug in raid1 arrays that use bitmaps. Without this fix, the bitmap bits for failed I/O operations wou...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: block: RCU protection for disk-convzonesbitmap It is ensured that revalidating a disk by changing the conventional zones bitmap does not cause invalid memory references when using the helper function diskzoneisconv, with RCU...