CVE-2026-6045

CVE-2026-6045 : In LibreOffice, importing EMF+ graphics can trigger a heap buffer overflow in the gradient brush import. The file’s gradient blend points are read to compute an allocation size, and an overflow can occur when multiplying that count, causing a small buffer to be filled as if it wer...

CVE-2026-46281 vmalloc: fix buffer overflow in vrealloc_node_align()

In the Linux kernel, the following vulnerability has been resolved: vmalloc: fix buffer overflow in vreallocnodealign Commit 4c5d3365882d "mm/vmalloc: allow to set node and align in vrealloc" added the ability to force a new allocation if the current pointer is on the wrong NUMA node, or if an...

CVE-2026-44636

A flaw was found in libsixel. A signed integer overflow in sixelencodehighcolor's allocation size calculation can lead to a heap buffer overflow. The public sixelencode entry point validates only that width and height are greater than zero, with no upper bound. width and height are multiplied as...

Astra Linux - уязвимость в freerdp2

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.5.1, a malicious server could crash the FreeRDP client by sending invalid huge allocation sizes. Version 3.5.1 includes a patch for this issue. There are no known workaround solutions available...

GHSA-W8J3-PQ8G-8M7W iskorotkov/avro: CPU Exhaustion in Decoder

CPU Exhaustion in Avro Decoder via Unbounded Block-Count Iteration Summary The Avro array and map decoders looped over an attacker-controlled block-count value without checking the underlying reader's error state inside the loop body. Reader.ReadBlockHeader returns the count as a Go int, which is...

PT-2026-41800

Name of the Vulnerable Software and Affected Versions iskorotkov/avro versions prior to 2.33.0 github.com/hamba/avro/v2 versions prior to 2.32.0 Description Remote, unauthenticated denial-of-service occurs due to CPU exhaustion in the Avro array and map decoders. The issue arises because the...

SUSE CVE-2026-43490

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate inherited ACE SID length smbinheritdacl walks the parent directory DACL loaded from the security descriptor xattr. It verifies that each ACE contains the fixed SID header before using it, but does not verify that...

SUSE CVE-2026-44636

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, signed integer overflow in sixelencodehighcolor's allocation size calculation can lead to a heap buffer overflow. The public sixelencode entry point validates only that width and height are greater th...

CVE-2026-44636

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, signed integer overflow in sixelencodehighcolor's allocation size calculation can lead to a heap buffer overflow. The public sixelencode entry point validates only that width and height are greater th...

UBUNTU-CVE-2026-44636

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, signed integer overflow in sixelencodehighcolor's allocation size calculation can lead to a heap buffer overflow. The public sixelencode entry point validates only that width and height are greater th...

EUVD-2026-30409

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, signed integer overflow in sixelencodehighcolor's allocation size calculation can lead to a heap buffer overflow. The public sixelencode entry point validates only that width and height are greater th...

CVE-2026-44636 libsixel: integer overflow in encoder

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, signed integer overflow in sixelencodehighcolor's allocation size calculation can lead to a heap buffer overflow. The public sixelencode entry point validates only that width and height are greater th...

PT-2026-41032

libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, signed integer overflow in sixel encode highcolor's allocation size calculation can lead to a heap buffer overflow. The public sixel encode entry point validates only that width and height are greater...

CVE-2026-42146

A flaw was found in CImg Library. A remote attacker can exploit this vulnerability by providing a specially crafted BMP Bitmap image file. This occurs because the nbcolors field in the BMP file header is used directly to compute an allocation size without proper validation against the remaining...

CVE-2026-43277

In the Linux kernel, the following vulnerability has been resolved: APEI/GHES: ensure that won't go past CPER allocated record The logic at ghesnew prevents allocating too large records, by checking if they're bigger than GHESESTATUSMAXSIZE currently, 64KB. Yet, the allocation is done with the...

CVE-2025-71286 ASoC: SOF: ipc4-topology: Correct the allocation size for bytes controls

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-topology: Correct the allocation size for bytes controls The size of the data behind of scontrol-ipccontroldata for bytes controls is: 1 sizeofstruct sofipc4controldata + // kernel only struct 2 sizeofstruct...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of verification of the rounded allocation size in the drm/buddy mechanism. This...

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 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Fixed a slab out-of-bounds write in smbinheritdacl. The slab out-of-bounds write occurs because the offsets are larger than the allocation size of pntsd. This patch adds a check to validate the 3 offsets using the...

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

In the Linux kernel, the following vulnerability has been resolved: efi/capsule-loader: corrected incorrect allocation size gcc-14 notes that the allocation using sizeofvoid on 32-bit architectures is insufficient for a 64-bit physaddrt: drivers/firmware/efi/capsule-loader.c: In the function...