CVE-2026-32738

libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.21.2 and below, a crafted 792-byte HEIF sequence file with samplesperchunk=0 in the stsc box causes an unsigned integer underflow in the Chunk constructor mlastsample = 0 + 0 - 1 = UINT32MAX, mapping all samples to an empty...

UBUNTU-CVE-2026-32738

libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.21.2 and below, a crafted 792-byte HEIF sequence file with samplesperchunk=0 in the stsc box causes an unsigned integer underflow in the Chunk constructor mlastsample = 0 + 0 - 1 = UINT32MAX, mapping all samples to an empty...

EUVD-2026-30975

libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.21.2 and below, a crafted 800-byte HEIF sequence file causes an infinite loop in Boxstts::getsampleduration, consuming 100% CPU indefinitely with zero progress, leading to DoS. The loop has no iteration limit or timeout and...

CVE-2026-32739 libheif is Vulnerable to Infinite Loop DoS via stts Sample Duration Lookup

libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.21.2 and below, a crafted 800-byte HEIF sequence file causes an infinite loop in Boxstts::getsampleduration, consuming 100% CPU indefinitely with zero progress, leading to DoS. The loop has no iteration limit or timeout and...

CVE-2026-32738

libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.21.2 and below, a crafted 792-byte HEIF sequence file with samplesperchunk=0 in the stsc box causes an unsigned integer underflow in the Chunk constructor mlastsample = 0 + 0 - 1 = UINT32MAX, mapping all samples to an empty...

EUVD-2026-30972

libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.21.2 and below, a crafted 792-byte HEIF sequence file with samplesperchunk=0 in the stsc box causes an unsigned integer underflow in the Chunk constructor mlastsample = 0 + 0 - 1 = UINT32MAX, mapping all samples to an empty...

CVE-2026-32738

libheif is a HEIF and AVIF file format decoder and encoder. In versions 1.21.2 and below, a crafted 792-byte HEIF sequence file with samplesperchunk=0 in the stsc box causes an unsigned integer underflow in the Chunk constructor mlastsample = 0 + 0 - 1 = UINT32MAX, mapping all samples to an empty...

libheif 缓冲区错误漏洞

LibHEIF is a open-source decoder and encoder for the ISO/IEC 23008-12:2017 HEIF file format developed by Struktur. Versions of LibHEIF prior to 1.21.2 contain a buffer error vulnerability. This vulnerability stems from excessive heap buffer reading in the HeifPixelImage::overlay function, where a...

libheif 缓冲区错误漏洞

Libheif is a open-source decoder and encoder for the ISO/IEC 23008-12:2017 HEIF file format developed by Struktur. Versions of Libheif prior to 1.21.2 contain a buffer error vulnerability. This vulnerability stems from a heap buffer overflow during tile composition, allowing attackers to write...

libheif 缓冲区错误漏洞

LibHEIF is a open-source decoder and encoder for the ISO/IEC 23008-12:2017 HEIF file format developed by Struktur. Versions of LibHEIF prior to 1.21.2 contain a buffer error vulnerability. This vulnerability arises from setting samplesperchunk=0 in the stsc box, causing an unsigned integer...

PT-2026-42005

Name of the Vulnerable Software and Affected Versions libheif versions prior to 1.22.0 Description A heap buffer overflow exists in the MaskImageCodec::decode mask image function. This occurs when decoding a HEIF file containing a mask image mski because the function copies the full iloc extent...

PT-2026-41995

Name of the Vulnerable Software and Affected Versions libheif versions prior to 1.22.0 Description An unsigned integer underflow occurs in the Chunk constructor when processing a crafted HEIF sequence file containing samples per chunk=0 in the stsc box. This causes all samples to map to an empty...

PT-2026-42002

Name of the Vulnerable Software and Affected Versions libheif versions prior to 1.22.0 Description An issue in the HEIF and AVIF file format decoder and encoder allows a specially crafted 800-byte HEIF sequence file to trigger an infinite loop in the Box stts::get sample duration function. This...

SUSE CVE-2026-43906

OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant to VFX / animation. Prior to 3.0.18.0 and 3.1.13.0, a heap-based buffer overflow in the HEIF decoder of OpenImageIO allows out-of-bounds writes via crafted images due to a subimage metada...

CVE-2026-43906

A flaw was found in OpenImageIO. A heap-based buffer overflow in the HEIF decoder allows a remote attacker to perform out-of-bounds writes by providing specially crafted images. This can lead to memory corruption and potentially allow the attacker to execute arbitrary code on the affected system...

Linux Distros Unpatched Vulnerability : CVE-2026-43906

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant to VFX / animation. Prior to 3.0.18.0 and 3.1.13.0...

Heap-based Buffer Overflow

Overview Affected versions of this package are vulnerable to Heap-based Buffer Overflow in the HEIF decoder due to a subimage metadata mismatch. An attacker can achieve memory corruption and potentially execute arbitrary code by supplying a specially crafted image file. Remediation Upgrade...

CVE-2026-43906

OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant to VFX / animation. Prior to 3.0.18.0 and 3.1.13.0, a heap-based buffer overflow in the HEIF decoder of OpenImageIO allows out-of-bounds writes via crafted images due to a subimage metada...

CVE-2026-43906

OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant to VFX / animation. Prior to 3.0.18.0 and 3.1.13.0, a heap-based buffer overflow in the HEIF decoder of OpenImageIO allows out-of-bounds writes via crafted images due to a subimage metada...

UBUNTU-CVE-2026-43906

OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant to VFX / animation. Prior to 3.0.18.0 and 3.1.13.0, a heap-based buffer overflow in the HEIF decoder of OpenImageIO allows out-of-bounds writes via crafted images due to a subimage metada...