Bug 2491456 (CVE-2026-54274) - CVE-2026-54274 aiohttp: aiohttp: Denial of Service via incomplete websocket frame payloads
Summary: CVE-2026-54274 aiohttp: aiohttp: Denial of Service via incomplete websocket f...
Keywords:
Status: NEW
Alias: CVE-2026-54274
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
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Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-06-22 18:02 UTC by OSIDB Bzimport
Modified: 2026-06-25 11:53 UTC (History)
78 users (show)

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Description OSIDB Bzimport 2026-06-22 18:02:30 UTC 
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, if an attacker sends large incomplete websocket frame payloads, it may be possible to bypass the usual size limits on memory use. This vulnerability is fixed in 3.14.1.
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