Bug 2539979 - CVE-2026-97152 nanomsg: Nanomsg: Buffer overflow via unchecked WebSocket header copy [fedora-all]
Summary: CVE-2026-97152 nanomsg: Nanomsg: Buffer overflow via unchecked WebSocket head...
Keywords:
Status: NEW
Alias: None
Product: Fedora
Classification: Fedora
Component: nanomsg
Version: rawhide
Hardware: Unspecified
OS: Unspecified
urgent
urgent
Target Milestone: ---
Assignee: Scott K Logan
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["ae0e5e54-49b3-4055-b618-8...
Depends On:
Blocks: CVE-2026-97152
TreeView+ depends on / blocked
 
Reported: 2026-09-24 07:56 UTC by Vladimir Vasilev
Modified: 2026-09-24 07:56 UTC (History)
1 user (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:

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Description Vladimir Vasilev 2026-09-24 07:56:18 UTC 
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

Nanomsg versions 0.5-beta through 1.x before 1.2.3 has a remotely exploitable buffer overflow in the WebSocket transport, due to an unchecked copy of the Sec-WebSocket-Version header, through snprintf.
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