Bug 1180639 (CVE-2014-9620)

Summary:	CVE-2014-9620 file: limit the number of ELF notes processed
Product:	[Other] Security Response	Reporter:	Vasyl Kaigorodov <vkaigoro>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	harald, jkaluza, jorton, jrusnack, mmaslano, mmcallis, packaging-team-maint, rcollet, webstack-team
Target Milestone:	---	Keywords:	Reopened, Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	file 5.22	Doc Type:	Bug Fix
Doc Text:	A flaw was found in the way the File Information (fileinfo) extension parsed Executable and Linkable Format (ELF) files. A remote attacker could use this flaw to crash a PHP application using fileinfo via a specially crafted ELF file.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-08 02:37:41 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:	1180640, 1284826
Bug Blocks:	1180646, 1278736

Description Vasyl Kaigorodov 2015-01-09 15:44:49 UTC

It was reported [1] that file versions prior to 5.22 did not limit the number of ELF notes processed, which could lead to a local resource exhaustion.

Upstream fix:
https://github.com/file/file/commit/ce90e05774dd77d86cfc8dfa6da57b32816841c4

This issue seems to be introduced here:
https://github.com/file/file/commit/956a45ab1c54b11304b367056f41905e72a02380#diff-bc5c24ef9f39a5f4963ca28ecbc645b3L423
which ended up in 5.08 release.

[1]: http://mx.gw.com/pipermail/file/2014/001653.html

Comment 1 Vasyl Kaigorodov 2015-01-09 15:45:17 UTC

Created file tracking bugs for this issue:

Affects: fedora-all [bug 1180640]

Comment 3 Francisco Alonso 2015-03-30 14:58:46 UTC

*** Bug 1175082 has been marked as a duplicate of this bug. ***

Comment 5 errata-xmlrpc 2016-05-10 19:47:42 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2016:0760 https://rhn.redhat.com/errata/RHSA-2016-0760.html