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Bug 1638391 - (CVE-2018-12541) CVE-2018-12541 vertx: WebSocket HTTP upgrade implementation holds the entire http request in memory before the handshake
CVE-2018-12541 vertx: WebSocket HTTP upgrade implementation holds the entire ...
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
medium Severity medium
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Assigned To: Red Hat Product Security
impact=moderate,public=20181003,repor...
: Security
Depends On:
Blocks: 1638393
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Reported: 2018-10-11 08:57 EDT by Andrej Nemec
Modified: 2018-10-18 04:15 EDT (History)
12 users (show)

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Fixed In Version: vertx-web 3.5.4
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External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2018:2946 None None None 2018-10-18 04:15 EDT

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Description Andrej Nemec 2018-10-11 08:57:38 EDT 
It was found that the WebSocket HTTP upgrade implementation buffers the full http request before doing the handshake, holding the entire request body in memory.

Upstream issue:

https://github.com/eclipse-vertx/vert.x/issues/2648

References:

https://bugs.eclipse.org/bugs/show_bug.cgi?id=539170

Upstream patch:

https://github.com/eclipse-vertx/vert.x/commit/269a583330695d1418a4f5578f7169350b2e1332
Comment 2 errata-xmlrpc 2018-10-18 04:14:54 EDT 
This issue has been addressed in the following products:

  Red Hat Openshift Application Runtimes (text-only advisories)

Via RHSA-2018:2946 https://access.redhat.com/errata/RHSA-2018:2946
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