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CVE-2021-45942: Out-of-bounds Write

January 1, 2022 (updated November 9, 2023)

OpenEXR has a heap-based buffer overflow in Imf_3_1::LineCompositeTask::execute (called from IlmThread_3_1::NullThreadPoolProvider::addTask and IlmThread_3_1::ThreadPool::addGlobalTask). NOTE: db217f2 may be inapplicable.

References

  • bugs.chromium.org/p/oss-fuzz/issues/detail?id=41416
  • github.com/AcademySoftwareFoundation/openexr/commit/11cad77da87c4fa2aab7d58dd5339e254db7937e
  • github.com/AcademySoftwareFoundation/openexr/commit/db217f29dfb24f6b4b5100c24ac5e7490e1c57d0
  • github.com/AcademySoftwareFoundation/openexr/pull/1209
  • github.com/google/oss-fuzz-vulns/blob/main/vulns/openexr/OSV-2021-1627.yaml
  • nvd.nist.gov/vuln/detail/CVE-2021-45942

Code Behaviors & Features

Detect and mitigate CVE-2021-45942 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions starting from 3.1.0 before 3.1.4

Fixed versions

  • 3.1.4

Solution

Upgrade to version 3.1.4 or above.

Impact 5.5 MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-787: Out-of-bounds Write

Source file

conan/openexr/CVE-2021-45942.yml

Spotted a mistake? Edit the file on GitLab.

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