In OpenEXR 2.2.0, an invalid write of size 8 in the storeSSE function in…
Priority MEDIUM 44CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 2 without a fix
Attack profile from CVSS 3.0 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-787 and the CVSS impact.
Summary
In OpenEXR 2.2.0, an invalid write of size 8 in the storeSSE function in ImfOptimizedPixelReading.h could cause the application to crash or execute arbitrary code.
Why it matters now
EPSS 0.03192 88th percentileScored 2026-11-07
Fix Partial OpenEXR (PyPI): 2.2.1Red Hat: 2 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | OpenEXR (PyPI) | before 2.2.1 | 2.2.1 | Patch available | GHSA-qxh9-r8xw-7v99 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- OpenEXR (PyPI) Vendor— Affected before 2.2.1 Fixed in 2.2.1 Patch available GHSA-qxh9-r8xw-7v99
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:openexr:openexr:2.2.0:*:*:*:*:*:*:* | 2.2.0 | Vulnerable | Academy Software Foundation |
- cpe:2.3:a:openexr:openexr:2.2.0:*:*:*:*:*:*:* Versions 2.2.0 Vulnerable ·Academy Software Foundation
Remediation
- Fix · GHSA-qxh9-r8xw-7v99 OpenEXR (PyPI) Fixed in 2.2.1 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
Not affected: 1 product
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2017-9111
- 2026-10-03 Alias added: GHSA-qxh9-r8xw-7v99
References
Advisory 7
Other 7
- https://github.com/openexr/openexr/releases/tag/v2.2.1
- https://github.com/openexr/openexr/issues/232
- https://github.com/openexr/openexr/pull/233
- [debian-lts-announce] 20200830 [SECURITY] [DLA 2358-1] openexr security update
- https://github.com/AcademySoftwareFoundation/openexr
- https://usn.ubuntu.com/4148-1
- https://usn.ubuntu.com/4339-1
More Academy Software Foundation Openexr vulnerabilities
- TI-2023-05377 OpenEXR Heap Overflow in Scanline Deep Data Parsing CVSS 3.1CRITICAL 9.1
- TI-2026-30537 OpenEXR: Out-of-bounds read in `IDManifest::init()` during prefix expansion CVSS 4.0HIGH 8.8
- TI-2026-26792 OpenEXR: Heap information disclosure in PXR24 decompression via unchecked decompressed size (undo_pxr24_impl) CVSS 4.0HIGH 8.7
- TI-2026-26794 OpenEXR: integer overflow lead to OOB in HTJ2K decoder CVSS 4.0HIGH 8.4
- TI-2026-26793 OpenEXR: integer overflow to OOB write in uncompress_b44_impl() CVSS 4.0HIGH 8.4
- TI-2025-30442 OpenEXR's Forged Unpacked Size can Lead to Heap-Based Buffer Overflow in Deep Scanline Parsing CVSS 4.0HIGH 8.4
Sources
- CVE-2017-9111 · CVE Program
- CVE-2017-9111 · NVD
- FIRST EPSS
- GHSA-qxh9-r8xw-7v99 · GitHub Advisory Database · CC BY 4.0
- CVE-2017-9111 · Red Hat security data · CC BY 4.0
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