Bug 1560827 (CVE-2018-8945)

Summary:	CVE-2018-8945 binutils: Crash in elf.c:bfd_section_from_shdr() with crafted executable
Product:	[Other] Security Response	Reporter:	Sam Fowler <sfowler>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	aoliva, dvlasenk, erik-fedora, jakub, klember, ktietz, law, nickc, ohudlick, rjones, yselkowi
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:	2019-06-10 10:18:52 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:	1560828, 1560829, 1560830, 1560831, 1579801
Bug Blocks:	1553120

Description Sam Fowler 2018-03-27 04:38:50 UTC

binutils through version 2.30 has a vulnerability in the elf.c:bfd_section_from_shdr() functionof the Binary File Descriptor (BFD) library (aka libbfd). An attacker could exploit this with a crafted executable file to cause a crash.


Upstream Bug:

https://sourceware.org/bugzilla/show_bug.cgi?id=22809


Upstream Patch:

https://sourceware.org/bugzilla/attachment.cgi?id=10814&action=diff

Comment 1 Sam Fowler 2018-03-27 04:39:39 UTC

Created mingw-binutils tracking bugs for this issue:

Affects: fedora-all [bug 1560831]


Created binutils tracking bugs for this issue:

Affects: fedora-all [bug 1560828]


Created mingw-binutils tracking bugs for this issue:

Affects: epel-all [bug 1560830]

Comment 5 errata-xmlrpc 2018-10-30 07:23:58 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2018:3032 https://access.redhat.com/errata/RHSA-2018:3032