Use of Uninitialized Variable

Overview OpenEXR is a Python bindings for the OpenEXR image file format Affected versions of this package are vulnerable to Use of Uninitialized Variable via the genericunpack function. An attacker can trigger undefined behavior or cause a crash by providing specially crafted input that leads to...

angorapy (>=0.9.1 <=0.10.8), apple-hdr-heic (=0.1.0) +65 more potentially affected by CVE-2025-64181 via openexr (=3.4.12)

openexr PYPI version =3.4.12 is affected by a known vulnerability. The following packages have a transitive dependency on openexr and may be impacted: - angorapy =0.9.1, =0.5.0, =0.2.5, =0.1.0rc1, =0.0.1, =0.1.0, =0.2.1, =0.0.4, =0.1.7, =0.0.1, =0.1.1, =0.0.0, =0.0.4 and more Source cves:...

Use of Uninitialized Variable

Overview Affected versions of this package are vulnerable to Use of Uninitialized Variable via the genericunpack function. An attacker can trigger undefined behavior or cause a crash by providing specially crafted input that leads to the use of uninitialized memory. PoC The archive includes the...

CVE-2025-64183

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.2.0 through 3.2.4, 3.3.0 through 3.3.5, and 3.4.0 through 3.4.2, there is a use-after-free in PyObjectStealAttrString of pyOpenEXRold.cpp...

CVE-2025-64183 OpenEXR has use after free in PyObject_StealAttrString

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.2.0 through 3.2.4, 3.3.0 through 3.3.5, and 3.4.0 through 3.4.2, there is a use-after-free in PyObjectStealAttrString of pyOpenEXRold.cpp...

CVE-2025-64183 OpenEXR has use after free in PyObject_StealAttrString

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.2.0 through 3.2.4, 3.3.0 through 3.3.5, and 3.4.0 through 3.4.2, there is a use-after-free in PyObjectStealAttrString of pyOpenEXRold.cpp...

CVE-2025-64183

OpenEXR vulnerability CVE-2025-64183 affects the Python exposure PyOpenEXR_old.cpp: a use-after-free in PyObject_StealAttrString when retrieving attributes via PyObject_GetAttrString, returning a dangling PyObject*. This can be triggered in various reads (e.g., PixelType.v, Box2i, V2f) and is exp...

CVE-2025-64183

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.2.0 through 3.2.4, 3.3.0 through 3.3.5, and 3.4.0 through 3.4.2, there is a use-after-free in PyObjectStealAttrString of pyOpenEXRold.cpp...

CVE-2025-64183 OpenEXR has use after free in PyObject_StealAttrString

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.2.0 through 3.2.4, 3.3.0 through 3.3.5, and 3.4.0 through 3.4.2, there is a use-after-free in PyObjectStealAttrString of pyOpenEXRold.cpp...

CVE-2025-64182

CVE-2025-64182 affects the OpenEXR Python legacy adapter (OpenEXR.InputFile) in multiple OpenEXR releases. The root cause is a memory-safety bug from integer overflow and unchecked allocation in InputFile.channel() and InputFile.channels(), leading to heap overflow (32‑bit) or NULL dereference (6...

CVE-2025-64182 OpenEXR has buffer overflow in PyOpenEXR_old's channels() and channel()

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.2.0 through 3.2.4, 3.3.0 through 3.3.5, and 3.4.0 through 3.4.2, a memory safety bug in the legacy OpenEXR Python adapter the deprecated...

CVE-2025-64182 OpenEXR has buffer overflow in PyOpenEXR_old's channels() and channel()

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.2.0 through 3.2.4, 3.3.0 through 3.3.5, and 3.4.0 through 3.4.2, a memory safety bug in the legacy OpenEXR Python adapter the deprecated...

CVE-2025-64182

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.2.0 through 3.2.4, 3.3.0 through 3.3.5, and 3.4.0 through 3.4.2, a memory safety bug in the legacy OpenEXR Python adapter the deprecated...

CVE-2025-64182 OpenEXR has buffer overflow in PyOpenEXR_old's channels() and channel()

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.2.0 through 3.2.4, 3.3.0 through 3.3.5, and 3.4.0 through 3.4.2, a memory safety bug in the legacy OpenEXR Python adapter the deprecated...

CVE-2025-64181

CVE-2025-64181 affects OpenEXR OpenEXRCore in 3.3.0–3.3.5 and 3.4.0–3.4.2 where fuzzing revealed a use of uninitialized memory in generic_unpack, leading to undefined behavior or potential crash. Affected releases are fixed in 3.3.6 and 3.4.3. Fedora/OpenSUSE advisories corroborate the backport/f...

CVE-2025-64181

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.5 and 3.4.0 through 3.4.2, while fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on...

CVE-2025-64181 OpenEXR Makes Use of Uninitialized Memory

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.5 and 3.4.0 through 3.4.2, while fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on...

CVE-2025-64181 OpenEXR Makes Use of Uninitialized Memory

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.5 and 3.4.0 through 3.4.2, while fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on...

CVE-2025-64181

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.5 and 3.4.0 through 3.4.2, while fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on...

CVE-2025-64181 OpenEXR Makes Use of Uninitialized Memory

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.5 and 3.4.0 through 3.4.2, while fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on...