CVE-2025-48071 - CVE House

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Status published High CVE-2025-48071

OpenEXR's Forged Unpacked Size can Lead to Heap-Based Buffer Overflow in Deep Scanline Parsing

8.4 CVSS

Vulnerability Description

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.2 through 3.3.0, there is a heap-based buffer overflow during a write operation when decompressing ZIPS-packed deep scan-line EXR files with a maliciously forged chunk header. This is fixed in version 3.3.3.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from AcademySoftwareFoundation

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OpenEXR has buffer overflow in PyOpenEXR_old's channels() and channel()

OpenEXR Makes Use of Uninitialized Memory

MaterialX's Lack of Import Depth Limit Leads to DoS (Denial-Of-Service) Via Stack Exhaustion

MaterialX is Vulnerable to NULL Pointer Dereference due to Unchecked implGraphOutput

Affected Vendor

AcademySoftwareFoundation

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Affected Software

openexr

Vulnerable Versions:

>= 3.3.0, < 3.3.3

Timeline

Official Publish: July 31st, 2025

Last Modified: July 31st, 2025

Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1203 Exploitation for Client Execution

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1055 Process Injection

Defense Evasion