CWE CATEGORY: Concurrency Issues
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Category ID: 557
Vulnerability Mapping:
PROHIBITED
This CWE ID must not be used to map to real-world vulnerabilities
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 Summary
Weaknesses in this category are related to concurrent use of shared resources.
Membership
| Nature |
Type |
ID |
Name |
| MemberOf |
 View - a subset of CWE entries that provides a way of examining CWE content. The two main view structures are Slices (flat lists) and Graphs (containing relationships between entries). |
699 |
Software Development
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| HasMember |
 Base - a weakness that is still mostly independent of a resource or technology, but with sufficient details to provide specific methods for detection and prevention. Base level weaknesses typically describe issues in terms of 2 or 3 of the following dimensions: behavior, property, technology, language, and resource. |
364 |
Signal Handler Race Condition
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| HasMember |
Base - a weakness that is still mostly independent of a resource or technology, but with sufficient details to provide specific methods for detection and prevention. Base level weaknesses typically describe issues in terms of 2 or 3 of the following dimensions: behavior, property, technology, language, and resource. |
366 |
Race Condition within a Thread
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| HasMember |
Base - a weakness that is still mostly independent of a resource or technology, but with sufficient details to provide specific methods for detection and prevention. Base level weaknesses typically describe issues in terms of 2 or 3 of the following dimensions: behavior, property, technology, language, and resource. |
367 |
Time-of-check Time-of-use (TOCTOU) Race Condition
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| HasMember |
Base - a weakness that is still mostly independent of a resource or technology, but with sufficient details to provide specific methods for detection and prevention. Base level weaknesses typically describe issues in terms of 2 or 3 of the following dimensions: behavior, property, technology, language, and resource. |
368 |
Context Switching Race Condition
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| HasMember |
Base - a weakness that is still mostly independent of a resource or technology, but with sufficient details to provide specific methods for detection and prevention. Base level weaknesses typically describe issues in terms of 2 or 3 of the following dimensions: behavior, property, technology, language, and resource. |
386 |
Symbolic Name not Mapping to Correct Object
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| HasMember |
Base - a weakness that is still mostly independent of a resource or technology, but with sufficient details to provide specific methods for detection and prevention. Base level weaknesses typically describe issues in terms of 2 or 3 of the following dimensions: behavior, property, technology, language, and resource. |
421 |
Race Condition During Access to Alternate Channel
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| HasMember |
Base - a weakness that is still mostly independent of a resource or technology, but with sufficient details to provide specific methods for detection and prevention. Base level weaknesses typically describe issues in terms of 2 or 3 of the following dimensions: behavior, property, technology, language, and resource. |
663 |
Use of a Non-reentrant Function in a Concurrent Context
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| HasMember |
Base - a weakness that is still mostly independent of a resource or technology, but with sufficient details to provide specific methods for detection and prevention. Base level weaknesses typically describe issues in terms of 2 or 3 of the following dimensions: behavior, property, technology, language, and resource. |
820 |
Missing Synchronization
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| HasMember |
Base - a weakness that is still mostly independent of a resource or technology, but with sufficient details to provide specific methods for detection and prevention. Base level weaknesses typically describe issues in terms of 2 or 3 of the following dimensions: behavior, property, technology, language, and resource. |
821 |
Incorrect Synchronization
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| HasMember |
Base - a weakness that is still mostly independent of a resource or technology, but with sufficient details to provide specific methods for detection and prevention. Base level weaknesses typically describe issues in terms of 2 or 3 of the following dimensions: behavior, property, technology, language, and resource. |
1058 |
Invokable Control Element in Multi-Thread Context with non-Final Static Storable or Member Element
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| HasMember |
Base - a weakness that is still mostly independent of a resource or technology, but with sufficient details to provide specific methods for detection and prevention. Base level weaknesses typically describe issues in terms of 2 or 3 of the following dimensions: behavior, property, technology, language, and resource. |
1322 |
Use of Blocking Code in Single-threaded, Non-blocking Context
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Vulnerability Mapping Notes
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Usage:
PROHIBITED
(this CWE ID must not be used to map to real-world vulnerabilities)
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Reason:
Category
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Rationale:
This entry is a Category. Using categories for mapping has been discouraged since 2019. Categories are informal organizational groupings of weaknesses that can help CWE users with data aggregation, navigation, and browsing. However, they are not weaknesses in themselves.
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Comments: See member weaknesses of this category.
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