Bug 1956927 (CVE-2018-25014)

Summary:	CVE-2018-25014 libwebp: use of uninitialized value in ReadSymbol()
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	erack, jgrulich, jhorak, kaycoth, manisandro, rschiron, stransky, tpopela, tuxator, vmugicag
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	libwebp 1.0.1	Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in libwebp. An unitialized variable is used in function ReadSymbol. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-06-09 03:04:05 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:	1962004, 1962005, 1961614, 1961615, 1961677, 1961678, 1961679, 1961680, 1961681, 1961742, 1961978, 1961979
Bug Blocks:	1940150, 1956995

Description Guilherme de Almeida Suckevicz 2021-05-04 16:46:09 UTC

A use of uninitialized value was found in libwebp in versions before 1.0.1 in ReadSymbol().

Reference:
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9496

Comment 1 Riccardo Schirone 2021-05-18 11:06:38 UTC

Upstream patch:
https://chromium.googlesource.com/webm/libwebp/+log/78ad57a36ad69a9c22874b182d49d64125c380f2..907208f97ead639bd521cf355a2f203f462eade6

Comment 9 errata-xmlrpc 2021-06-08 22:38:22 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2021:2328 https://access.redhat.com/errata/RHSA-2021:2328

Comment 10 Product Security DevOps Team 2021-06-09 03:04:05 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2018-25014

Comment 11 errata-xmlrpc 2021-11-09 17:50:35 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:4231 https://access.redhat.com/errata/RHSA-2021:4231