Bug 1927233 (CVE-2017-2910)

Summary:	CVE-2017-2910 libxls: Out-of-bounds write in xls_addCell function
Product:	[Other] Security Response	Reporter:	Dhananjay Arunesh <darunesh>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	quantum.analyst
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-02-10 16:09:42 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:	1927234
Bug Blocks:

Description Dhananjay Arunesh 2021-02-10 11:27:32 UTC

An exploitable Out-of-bounds Write vulnerability exists in the xls_addCell function of libxls 2.0. A specially crafted xls file can cause a memory corruption resulting in remote code execution. An attacker can send malicious xls file to trigger this vulnerability.

References:
https://talosintelligence.com/vulnerability_reports/TALOS-2017-0417

Comment 1 Dhananjay Arunesh 2021-02-10 11:28:29 UTC

Created libxls tracking bugs for this issue:

Affects: fedora-all [bug 1927234]

Comment 2 Product Security DevOps Team 2021-02-10 16:09:42 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.