Bug 2357537 (CVE-2025-29477)

Summary: CVE-2025-29477 fluent-bit: Use-After-Free in Fluent Bit YAML Config Parser
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in Fluent Bit's YAML configuration parser. This vulnerability allows an attacker to cause a heap use-after-free condition, potentially leading to denial of service, via crafted YAML input passed during configuration parsing.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2357821, 2357822, 2357824, 2357823    
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Description OSIDB Bzimport 2025-04-04 19:01:13 UTC
An issue in fluent-bit v.3.7.2 allows a local attacker to cause a denial of service via the function consume_event.