CVE-2026-59982

OpenEXR: DWAA InputFile AC buffer overflow on ILP32 platforms

HIGH
7.1
CVSS Score
Published: August 25, 2026 at 05:59 PM UTC
Updated: September 9, 2026 at 09:27 PM UTC
1 product affected across 1 vendorOpenexr

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Severity
HIGH7.1
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. OpenEXR versions before 3.2.11, 3.3.0 through 3.3.12, and 3.4.0 through 3.4.13 can return an out-of-bounds pointer from TypedDeepImageChannel::row() when a crafted deep EXR has a nonzero dataWindow origin. This vulnerability occurs because the API combines zero-based row access with an absolute-coordinate-adjusted base pointer, allowing a crash or limited information disclosure. This issue is fixed in versions 3.2.11, 3.3.13, and 3.4.14.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 3.2.11v < 3.3.13v < 3.4.14
Affected range stops below 3.2.11, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.3.13, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.4.14, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.1HIGHGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-190CWE-787

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