PYSEC-2026-728

Vulnerability from pysec - Published: 2026-07-02 14:13 - Updated: 2026-07-06 07:37
VLAI
Details

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.

Severity
8.8 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Impacted products
Name purl
openexr pkg:pypi/openexr
Aliases
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "openexr",
        "purl": "pkg:pypi/openexr"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.2.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.0.2",
        "1.0.3",
        "1.1.0",
        "1.2.0",
        "1.3.0",
        "1.3.1",
        "1.3.2",
        "1.3.7",
        "1.3.8",
        "1.3.9"
      ]
    }
  ],
  "aliases": [
    "CVE-2017-9111",
    "GHSA-qxh9-r8xw-7v99"
  ],
  "details": "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.",
  "id": "PYSEC-2026-728",
  "modified": "2026-07-06T07:37:05.482501Z",
  "published": "2026-07-02T14:13:23.487285Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-9111"
    },
    {
      "type": "WEB",
      "url": "https://github.com/openexr/openexr/issues/232"
    },
    {
      "type": "WEB",
      "url": "https://github.com/openexr/openexr/pull/233"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/AcademySoftwareFoundation/openexr"
    },
    {
      "type": "WEB",
      "url": "https://github.com/openexr/openexr/releases/tag/v2.2.1"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2020/08/msg00056.html"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4148-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4339-1"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2020/dsa-4755"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00060.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00000.html"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2017/05/12/5"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/openexr"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-qxh9-r8xw-7v99"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "OpenEXR invalid write"
}



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