Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: speakup: keyhelp: The guard-letteroffsets might result in out-of-range indexing. helpinit constructs the letteroffsets array by using the first byte of each function name as an index through start & 31 - 1. If function names a...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: Fixed the XDR length calculation in nfsd4ffencodelayoutget. The XDR buffer size calculation in nfsd4ffencodelayoutget contains multiple errors that can lead to either an out-of-bounds write or the leakage of uninitialize...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xtensa: simdisk: added input size checking in procwritesimdisk A malicious user could potentially enter an arbitrarily bad value into memdupusernul, which might cause the kernel to crash. This follows the same pattern as the patc...

Astra Linux – Vulnerability in dcmtk

There is an improper array index validation vulnerability in the determineMinMax functionality of OFFIS DCMTK 3.6.8. A specially crafted DICOM file can lead to an out-of-bounds write. An attacker can provide a malicious file to exploit this vulnerability...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Tracing: A silence warning is issued when chunk allocation fails in tracepidwrite. Syzkaller triggers a fault injection warning: WARNING: CPU: 1 PID: 12326 at tracepointaddfunc+0xbfc/0xeb0 Modules linked in: CPU: 1 UID: 0 PID:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: virtio-net: fixed the len check in receivebig. receivebig limits the device-announced length by bigpacketsnumskbfrags + 1 PAGESIZE. This still results in an insufficient limit. addrecvbufbig sets sg1 to start at offset sizeofstru...

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: media: pvrusb2: fix URB leak in pvr2sendrequestex When pvr2sendrequestex successfully submits a write URB, it fails to submit the read URB e.g., returns -ENOMEM. As a result, pvr2sendrequestex returns immediately, without waiting...

Astra Linux – Vulnerability in imagemagick

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-16 and 6.9.13-41, an integer overflow in the DIB encoder could lead to out-of-bounds read or write operations. This vulnerability has been fixed in versions 7.1.2-16 and 6.9.13-4...

Astra Linux – Vulnerability in libde265

libde265 is an open-source implementation of the h.265 video codec. Prior to version 1.0.17, a crafted HEVC bitstream caused an out-of-bounds heap write, as confirmed by AddressSanitizer. The issue was triggered by a stale ctbinfo.log2unitSize value after a SPS change, where PicWidthInCtbsY and...

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

In the Linux kernel, the following vulnerability has been resolved: tomoyo: Fixed the UAF write bug in tomoyowritecontrol. Since tomoyowritecontrol updates head-writebuf when the write function is called for long lines, we need to retrieve head-writebuf after holding head-iosem. Otherwise,...

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: iommu/amd: The early ACPI HID map has been bound. The ivrsacpihid command-line parser appends entries to a fixed four-element earlyacpihidmap array. Unlike the sibling IOAPIC and HPET parsers, it does not reject a fifth entry...

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: BPF: Avoid holding the freezemutex during the mmap operation. We use the map-freezemutex to prevent race conditions between the mapfreeze function and memory mapping operations with writable permissions. The way we currently hand...

Astra Linux – Vulnerability in libfastjson

JSON-C version 0.14 has an integer overflow issue, and there is a risk of out-of-bounds write operations through a large JSON file, as demonstrated by the printbufmemappend function...

Astra Linux – Vulnerability in Cairo

A flaw was discovered in cairo’s image-compositor.c in all versions prior to 1.17.4. This flaw allows an attacker who can provide a crafted input file to cairo’s image-compositor for example, by convincing a user to open a file in an application that uses cairo, or if an application uses cairo on...

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

In the Linux kernel, the following vulnerability has been resolved: tomoyo: do not emit warnings in tomoyowritecontrol SyZBot is reporting a “too large allocation” warning in tomoyowritecontrol. It’s possible to write a line that is extremely long without any newline characters. To fix this...

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: gfs2: Fixed a use-after-free in the iomap inline data write path The inline data buffer head dibh is released prematurely in gfs2iomapbegin via releasemetapath, while iomap-inlinedata still points to dibh-bdata. This causes a...

Astra Linux – Vulnerability in amd64-microcode

Improper or unexpected behavior of the INVD instruction in some AMD CPUs may allow an attacker with a malicious hypervisor to influence the cache line write-back behavior of the CPU, resulting in a potential loss of integrity of the guest virtual machine VM memory...

Astra Linux – Vulnerability in libmodbus

A issue was discovered in libmodbus before versions 3.0.7 and 3.1.x, prior to 3.1.5. There is a buffer overflow vulnerability in the MODBUSFCWRITEMULTIPLECOILS case, also known as VD-1302...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: can: xilinxcan: xcanwriteframe – Fixed the issue of a use-after-free of the transmitted SKB. canputechoskb takes ownership of the SKB, and it may be freed during or after the call. However, xilinxcan xcanwriteframe continues t...

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: serial: kl5kusb105: fix bulk-out buffer overflow issue The function klsi105preparewritebuffer is called by the generic write path. The bulk-out buffer and its size bulgoutsize, 64 bytes are involved. The function stores a...