Bug 1486882 (CVE-2017-14062)

Summary:	CVE-2017-14062 libidn2: Integer overflow in puny_decode.c/decode_digit
Product:	[Other] Security Response	Reporter:	Pedro Sampaio <psampaio>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	fweimer, mlichvar, nmavrogi, redhat-bugzilla
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	libidn2 2.0.4.1, libidn 1.34-1	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-08 03:23:11 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1452750, 1486883, 1486884, 1486885, 1488128
Bug Blocks:

Description Pedro Sampaio 2017-08-30 17:25:43 UTC

A integer overflow was found in libidn2 that could potentialy cause denial of service.

Upstream patch:

http://git.savannah.gnu.org/cgit/libidn/libidn2.git/commit/?h=libidn2-2.0.4&id=3284eb342cd0ed1a18786e3fcdf0cdd7e76676bd

References:

https://bugzilla.novell.com/show_bug.cgi?id=1056450
https://lists.gnu.org/archive/html/info-gnu/2017-08/msg00013.html

Comment 1 Pedro Sampaio 2017-08-30 17:27:11 UTC

Created libidn2 tracking bugs for this issue:

Affects: epel-all [bug 1486884]
Affects: fedora-all [bug 1486885]


Created mingw-libidn2 tracking bugs for this issue:

Affects: fedora-all [bug 1486883]

Comment 2 Pedro Sampaio 2017-09-04 12:01:11 UTC

Created mingw-libidn2 tracking bugs for this issue:

Affects: epel-7 [bug 1488128]

Comment 3 Fedora Update System 2018-04-06 11:09:39 UTC

libidn-1.34-1.fc28 has been pushed to the Fedora 28 stable repository. If problems still persist, please make note of it in this bug report.

Comment 5 Fedora Update System 2018-04-06 15:02:27 UTC

libidn-1.34-1.fc27 has been pushed to the Fedora 27 stable repository. If problems still persist, please make note of it in this bug report.