Bug 1435303 – CVE-2017-7227 binutils: Heap-based buffer overflow in ld due to missing null termination

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Bug 1435303 - (CVE-2017-7227) CVE-2017-7227 binutils: Heap-based buffer overflow in ld due to missing null termination

Summary:	CVE-2017-7227 binutils: Heap-based buffer overflow in ld due to missing null ...

Status:	NEW

Aliases:	CVE-2017-7227

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	low Severity low
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Assigned To:	Red Hat Product Security
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Whiteboard:	impact=low,public=20161202,reported=2...
Keywords:	Security

Depends On:	1435307 1435308 1435309
Blocks:
	Show dependency tree / graph

Reported:	2017-03-23 10:10 EDT by Adam Mariš
Modified:	2017-03-23 10:14 EDT (History)
CC List:	10 users (show)

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Description Adam Mariš 2017-03-23 10:10:51 EDT

GNU linker (ld) in GNU Binutils 2.28 is vulnerable to a heap-based buffer overflow while processing a bogus input script, leading to a program crash. This relates to lack of '\0' termination of a name field in ldlex.l.

Upstream bug:

https://sourceware.org/bugzilla/show_bug.cgi?id=20906

Upstream patch:

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=406bd128dba2a59d0736839fc87a59bce319076c

Comment 1 Adam Mariš 2017-03-23 10:14:58 EDT

Created binutils tracking bugs for this issue:

Affects: fedora-all [bug 1435308]


Created mingw-binutils tracking bugs for this issue:

Affects: epel-all [bug 1435309]
Affects: fedora-all [bug 1435307]

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