PT-2026-47105

A flaw was found in OpenJPEG in versions prior to 2.4.0. This flaw allows an attacker to provide specially crafted input to the conversion or encoding functionality, causing an out-of-bounds read. The highest threat from this vulnerability is system availability...

PT-2026-47103

There's a flaw in openjpeg in versions prior to 2.4.0 in src/lib/openjp2/pi.c. When an attacker is able to provide crafted input to be processed by the openjpeg encoder, this could cause an out-of-bounds read. The greatest impact from this flaw is to application availability...

PT-2026-47102

A flaw was found in OpenJPEG’s encoder in the opj dwt calc explicit stepsizes function. This flaw allows an attacker who can supply crafted input to decomposition levels to cause a buffer overflow. The highest threat from this vulnerability is to system availability...

PT-2026-47099

jp2/opj decompress.c in OpenJPEG through 2.3.1 has a use-after-free that can be triggered if there is a mix of valid and invalid files in a directory operated on by the decompressor. Triggering a double-free may also be possible. This is related to calling opj image destroy twice...

PT-2026-47112

OpenJPEG is an open-source JPEG 2000 codec. In OpenJPEG from 2.5.1 through 2.5.3, a call to opj jp2 read header may lead to OOB heap memory write when the data stream p stream is too short and p image is not initialized...

PT-2026-47104

There's a flaw in openjpeg's t2 encoder in versions prior to 2.4.0. An attacker who is able to provide crafted input to be processed by openjpeg could cause a null pointer dereference. The highest impact of this flaw is to application availability...

Debian dla-4593 : libopenjp2-7 - security update

The remote Debian 11 host has packages installed that are affected by a vulnerability as referenced in the dla-4593 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-4593-1 [email protected] https://www.debian.org/lts/security/...

Unity Linux 20.1050e / 20.1060e / 20.1070-8ae / 20.1070e Security Update: openjpeg (UTSA-2026-016638)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016638 advisory. Heap-based buffer overflow in the JPEG2000 image tile decoder in OpenJPEG before 1.5.2 allows remote attackers to cause a denial of service application crash or...

Unity Linux 20.1060e / 20.1070e Security Update: openjpeg2 (UTSA-2026-017599)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017599 advisory. There's a flaw in src/lib/openjp2/pi.c of openjpeg in versions prior to 2.4.0. If an attacker is able to provide untrusted input to openjpeg's conversion/encoding...

Unity Linux 20.1060e / 20.1070e Security Update: openjpeg2 (UTSA-2026-017604)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017604 advisory. Integer Overflow in OpenJPEG v2.4.0 allows remote attackers to crash the application, causing a Denial of Service DoS. This occurs when the attacker uses the command...

Unity Linux 20.1060e / 20.1070e Security Update: openjpeg2 (UTSA-2026-017601)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017601 advisory. A flaw was found in OpenJPEG in versions prior to 2.4.0. This flaw allows an attacker to provide specially crafted input to the conversion or encoding functionality,...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : OpenJPEG vulnerability (USN-8252-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8252-1 advisory. It was discovered that OpenJPEG did not properly handle memory when encoding image files. An attacker could use this issue to caus...

Unity Linux 20.1060e / 20.1070e Security Update: openjpeg2 (UTSA-2026-017606)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017606 advisory. There's a flaw in openjpeg in versions prior to 2.4.0 in src/lib/openjp2/pi.c. When an attacker is able to provide crafted input to be processed by the openjpeg...

USN-8252-1: OpenJPEG vulnerability

It was discovered that OpenJPEG did not properly handle memory when encoding image files. An attacker could use this issue to cause OpenJPEG to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-8252-1 openjpeg2 vulnerability

It was discovered that OpenJPEG did not properly handle memory when encoding image files. An attacker could use this issue to cause OpenJPEG to crash, resulting in a denial of service, or possibly execute arbitrary code...

PT-2026-39179

It was discovered that OpenJPEG did not properly handle memory when encoding image files. An attacker could use this issue to cause OpenJPEG to crash, resulting in a denial of service, or possibly execute arbitrary code...

OESA-2026-2022 openjpeg2 security update

OpenJPEG is an open-source JPEG 2000 codec written in C language. It has been developed in order to promote the use of JPEG 2000, a still-image compression standard from the Joint Photographic Experts Group JPEG. Since April 2015, it is officially recognized by ISO/IEC and ITU-T as a JPEG 2000...

OESA-2026-2023 openjpeg2 security update

OpenJPEG is an open-source JPEG 2000 codec written in C language. It has been developed in order to promote the use of JPEG 2000, a still-image compression standard from the Joint Photographic Experts Group JPEG. Since April 2015, it is officially recognized by ISO/IEC and ITU-T as a JPEG 2000...

OESA-2026-2025 openjpeg2 security update

OpenJPEG is an open-source JPEG 2000 codec written in C language. It has been developed in order to promote the use of JPEG 2000, a still-image compression standard from the Joint Photographic Experts Group JPEG. Since April 2015, it is officially recognized by ISO/IEC and ITU-T as a JPEG 2000...

OESA-2026-2024 openjpeg2 security update

OpenJPEG is an open-source JPEG 2000 codec written in C language. It has been developed in order to promote the use of JPEG 2000, a still-image compression standard from the Joint Photographic Experts Group JPEG. Since April 2015, it is officially recognized by ISO/IEC and ITU-T as a JPEG 2000...