CVE-2021-45942
MEDIUM
5.5
CVSS Score
Published: December 31, 2021 at 12:00 AM UTC
Updated: June 17, 2026 at 04:14 AM UTC
3 products affected across 3 vendorsDebian LinuxFedoraOpenexr
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Severity
MEDIUM5.5
Exploit prediction
EPSS 2%
Description
OpenEXR 3.1.x before 3.1.4 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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41416
- https://github.com/AcademySoftwareFoundation/openexr/commit/11cad77da87c4fa2aab7d58dd5339e254db7937e
- https://github.com/AcademySoftwareFoundation/openexr/commit/db217f29dfb24f6b4b5100c24ac5e7490e1c57d0
- https://github.com/AcademySoftwareFoundation/openexr/pull/1209
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6TEZDE2S2DB4BF4LZSSV4W3DNW7DSRHJ/
References (13)
ExploitIssue TrackingMailing ListPatchThird Party Advisory
Source: [email protected]
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41416Release NotesThird Party Advisory
Source: [email protected]
https://github.com/AcademySoftwareFoundation/openexr/blob/v3.1.4/CHANGES.md#version-314-january-26-2022PatchThird Party Advisory
Source: [email protected]
https://github.com/AcademySoftwareFoundation/openexr/commit/11cad77da87c4fa2aab7d58dd5339e254db7937ePatchThird Party Advisory
Source: [email protected]
https://github.com/AcademySoftwareFoundation/openexr/commit/db217f29dfb24f6b4b5100c24ac5e7490e1c57d0ExploitPatchThird Party Advisory
Source: [email protected]
https://github.com/AcademySoftwareFoundation/openexr/pull/1209Release NotesThird Party Advisory
Source: [email protected]
https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v3.1.4Third Party Advisory
Source: [email protected]
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/openexr/OSV-2021-1627.yamlMailing ListThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2022/12/msg00022.htmlCVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-787
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