Bug 2154790 (CVE-2021-4249) - CVE-2021-4249 ghc-xml-conduit: infinite loop via crafted xml
Summary: CVE-2021-4249 ghc-xml-conduit: infinite loop via crafted xml
Keywords:
Status: NEW
Alias: CVE-2021-4249
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Nobody
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2022-12-19 09:29 UTC by Marian Rehak
Modified: 2023-07-07 08:32 UTC (History)
1 user (show)

Fixed In Version: ghc-xml-conduit 1.9.1.0
Clone Of:
Environment:
Last Closed:
Embargoed:

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Description Marian Rehak 2022-12-19 09:29:49 UTC 
Affected is an unknown function of the file xml-conduit/src/Text/XML/Stream/Parse.hs of the component DOCTYPE Entity Expansion Handler. The manipulation leads to infinite loop. It is possible to launch the attack remotely. The identifier of this vulnerability is VDB-216204.

Reference:

https://vuldb.com/?id.216204
https://github.com/snoyberg/xml/commit/4be1021791dcdee8b164d239433a2043dc0939ea
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