[CASSANDRA-14906] FastByteOperations.UnsafeOperations fails to handle read only byte buffers correctly

• Type: Bug
• Status: Open
• Priority: Low
• Resolution: Unresolved
• Fix Version/s: 5.x
• Component/s: Legacy/Core
• Severity: Low
• Assignee: Alex Sorokoumov
• Reporter: Alex Sorokoumov

Authors

Alex Sorokoumov

Reviewers

Ekaterina Dimitrova

• Created: 20/Nov/18 10:47
• Updated: 07/Mar/23 10:54

Description

If a buffer is read only it reports having no array, though it may well be backed by an array. Code in UnsafeOperation works under the impression that a buffer for which hasArray() == false is necessarily a direct buffer. Which is not the case.