Bug 1573356 (CVE-2018-10372)

Summary:	CVE-2018-10372 binutils: Heap-base buffer over-read in dwarf.c:process_cu_tu_index() allows for denial of service via crafted file
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 10:20:55 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:	1573357, 1573358, 1573359, 1573360, 1579051
Bug Blocks:	1573371

Description Sam Fowler 2018-05-01 02:08:22 UTC

GNU Binutils through version 2.30 has a heap-based buffer over-read vulnerability in dwarf.c:process_cu_tu_index(). An attacker could exploit this to crash the readelf application  by providing a binary file.


Upstream Issue:

https://sourceware.org/bugzilla/show_bug.cgi?id=23064


Upstream Patch:

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=6aea08d9f3e3d6475a65454da488a0c51f5dc97d

Comment 1 Sam Fowler 2018-05-01 02:09:19 UTC

Created binutils tracking bugs for this issue:

Affects: fedora-all [bug 1573359]


Created mingw-binutils tracking bugs for this issue:

Affects: epel-all [bug 1573358]
Affects: fedora-all [bug 1573357]

Comment 3 Pedro Yóssis Silva Barbosa 2018-05-16 21:37:41 UTC

For RHEL 7, the heap overflow in the memcpy is detected and mitigated by fortify source. Also, the overflowed area is less than 8 bytes.

Comment 5 errata-xmlrpc 2018-10-30 07:24:04 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