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Red Hat Security Advisory

Synopsis: Low: binutils security and bug fix update
Advisory ID: RHSA-2020:1797-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1797
Issue date: 2020-04-28
CVE Names: CVE-2019-17451 CVE-2019-1010204
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1. Summary:

An update for binutils is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact
of Low. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream (v. 8) – aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS (v. 8) – aarch64, ppc64le, s390x, x86_64

3. Description:

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 leading to a SEGV in
_bfd_dwarf2_find_nearest_line in dwarf2.c (CVE-2019-17451)

* binutils: Improper Input Validation, Signed/Unsigned Comparison,
Out-of-bounds Read in gold/fileread.cc and elfcpp/elfcpp_file.h leads to
denial of service (CVE-2019-1010204)

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 8.2 Release Notes linked from the References section.

4. 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

5. Bugs fixed (https://bugzilla.redhat.com/):

1726637 – Request a backport of fixes for SVE Vector PCS on AArch64 (binutils part)
1730906 – ld -r fails to handle .init_array section in comdat group
1735604 – CVE-2019-1010204 binutils: Improper Input Validation, Signed/Unsigned Comparison, Out-of-bounds Read in gold/fileread.cc and elfcpp/elfcpp_file.h leads to denial of service
1767711 – Upstream test case “v3 gnu build attribute notes (64-bit)” failed
1771668 – CVE-2019-17451 binutils: integer overflow leading to a SEGV in _bfd_dwarf2_find_nearest_line in dwarf2.c
1777002 – Implement workaround in assembler for Intel’s JCC errata [RHEL 8.2]

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

aarch64:
binutils-debuginfo-2.30-73.el8.aarch64.rpm
binutils-debugsource-2.30-73.el8.aarch64.rpm
binutils-devel-2.30-73.el8.aarch64.rpm

ppc64le:
binutils-debuginfo-2.30-73.el8.ppc64le.rpm
binutils-debugsource-2.30-73.el8.ppc64le.rpm
binutils-devel-2.30-73.el8.ppc64le.rpm

s390x:
binutils-debuginfo-2.30-73.el8.s390x.rpm
binutils-debugsource-2.30-73.el8.s390x.rpm
binutils-devel-2.30-73.el8.s390x.rpm

x86_64:
binutils-debuginfo-2.30-73.el8.i686.rpm
binutils-debuginfo-2.30-73.el8.x86_64.rpm
binutils-debugsource-2.30-73.el8.i686.rpm
binutils-debugsource-2.30-73.el8.x86_64.rpm
binutils-devel-2.30-73.el8.i686.rpm
binutils-devel-2.30-73.el8.x86_64.rpm

Red Hat Enterprise Linux BaseOS (v. 8):

Source:
binutils-2.30-73.el8.src.rpm

aarch64:
binutils-2.30-73.el8.aarch64.rpm
binutils-debuginfo-2.30-73.el8.aarch64.rpm
binutils-debugsource-2.30-73.el8.aarch64.rpm

ppc64le:
binutils-2.30-73.el8.ppc64le.rpm
binutils-debuginfo-2.30-73.el8.ppc64le.rpm
binutils-debugsource-2.30-73.el8.ppc64le.rpm

s390x:
binutils-2.30-73.el8.s390x.rpm
binutils-debuginfo-2.30-73.el8.s390x.rpm
binutils-debugsource-2.30-73.el8.s390x.rpm

x86_64:
binutils-2.30-73.el8.x86_64.rpm
binutils-debuginfo-2.30-73.el8.x86_64.rpm
binutils-debugsource-2.30-73.el8.x86_64.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2019-17451
https://access.redhat.com/security/cve/CVE-2019-1010204
https://access.redhat.com/security/updates/classification/#low
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.2_release_notes/index

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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