Bug 2420217 (CVE-2025-62408) - CVE-2025-62408 c-ares: c-ares: Denial of Service due to query termination after maximum attempts
Summary: CVE-2025-62408 c-ares: c-ares: Denial of Service due to query termination aft...
Keywords:
Status: NEW
Alias: CVE-2025-62408
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
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Depends On: 2421301 2421302 2421303 2421305 2421306 2421304 2421307
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-12-08 23:01 UTC by OSIDB Bzimport
Modified: 2025-12-11 03:57 UTC (History)
6 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2025-12-08 23:01:19 UTC 
c-ares is an asynchronous resolver library. Versions 1.32.3 through 1.34.5  terminate a query after maximum attempts when using read_answer() and process_answer(), which can cause a Denial of Service. This issue is fixed in version 1.34.6.
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