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RedHat 7 RHSA-2019-2075-01 Moderate: Binutils Heap Overflow Fix

red hat
Calendar Grey August 6, 2019
Dist Redhat Esm H88
Red Hat issued an advisory for the binutils package, which includes a moderate severity security update and bug fixes to improve system integrity and performance.
An update for binutils is now available for Red Hat Enterprise Linux 7

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

The binutils packages provide a collection of binary utilities for the manipulation of object code in various object file formats. It includes the ar, as, gprof, ld, nm, objcopy, objdump, ranlib, readelf, size, strings, strip, and addr2line utilities.
Security Fix(es):
* binutils: integer overflow leads to heap-based buffer overflow in objdump (CVE-2018-1000876)
* binutils: Stack Exhaustion in the demangling functions provided by libiberty (CVE-2018-12641)
* binutils: NULL pointer dereference in work_stuff_copy_to_from in cplus-dem.c. (CVE-2018-12697)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.7 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate Red Hat bug fix heap overflow binutils stack exhaustion

References

https://access.redhat.com/security/cve/CVE-2018-12641 https://access.redhat.com/security/cve/CVE-2018-12697 https://access.redhat.com/security/cve/CVE-2018-1000876 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.7_release_notes/index

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: binutils-2.27-41.base.el7.src.rpm
x86_64: binutils-2.27-41.base.el7.x86_64.rpm binutils-debuginfo-2.27-41.base.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: binutils-debuginfo-2.27-41.base.el7.i686.rpm binutils-debuginfo-2.27-41.base.el7.x86_64.rpm binutils-devel-2.27-41.base.el7.i686.rpm binutils-devel-2.27-41.base.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: binutils-2.27-41.base.el7.src.rpm
x86_64: binutils-2.27-41.base.el7.x86_64.rpm binutils-debuginfo-2.27-41.base.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64: binutils-debuginfo-2.27-41.base.el7.i686.rpm binutils-debuginfo-2.27-41.base.el7.x86_64.rpm binutils-devel-2.27-41.base.el7.i686.rpm binutils-devel-2.27-41.base.el7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: binutils-2.27-41.base.el7.src.rpm
ppc64: binutils-2.27-41.base.el7.ppc64.rpm binutils-debuginfo-2.27-41.base.el7.ppc.rpm binutils-debuginfo-2.27-41.base.el7.ppc64.rpm binutils-devel-2.27-41.base.el7.ppc.rpm binutils-devel-2.27-41.base.el7.ppc64.rpm
ppc64le: binutils-2.27-41.base.el7.ppc64le.rpm binutils-debuginfo-2.27-41.base.el7.ppc64le.rpm binutils-devel-2.27-41.base.el7.ppc64le.rpm
s390x:

Read the Full Advisory


Advisory ID: RHSA-2019:2075-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2075
Issue date: 2019-08-06

Topic

An update for binutils is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate Red Hat bug fix heap overflow binutils stack exhaustion

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Bugs Fixed

1594410 - CVE-2018-12641 binutils: Stack Exhaustion in the demangling functions provided by libiberty

1595417 - CVE-2018-12697 binutils: NULL pointer dereference in work_stuff_copy_to_from in cplus-dem.c.

1624776 - binutils: ld removes some R_X86_64_JUMP_SLOT relocations

1652587 - Add support for the .attach_to_group pseudo-op to the assembler

1664699 - CVE-2018-1000876 binutils: integer overflow leads to heap-based buffer overflow in objdump

1670014 - binutils: Enable gold linker on all architectures with upstream implementation

1699745 - Failed ld plt-main/pltgot test cases

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