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Red Hat Enterprise Linux 8: RHSA-2020:4465-01 Low Severity Binutils DoS

red hat
Calendar Grey November 4, 2020
Dist Redhat Esm H88
Red Hat issued a minimal security patch for binutils pertinent to RHEL 8. Upgrade is recommended to address potential denial of service vulnerabilities.
An update for binutils is now available for Red Hat Enterprise Linux 8

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: denial of service via crafted ELF file (CVE-2019-17450)
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 8.3 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory denial of service security fix Red Hat Enterprise Linux low impact binutils update

References

https://access.redhat.com/security/cve/CVE-2019-17450 https://access.redhat.com/security/updates/classification/#low https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/index

Package List

Red Hat Enterprise Linux AppStream (v. 8):
aarch64: binutils-debuginfo-2.30-79.el8.aarch64.rpm binutils-debugsource-2.30-79.el8.aarch64.rpm binutils-devel-2.30-79.el8.aarch64.rpm
ppc64le: binutils-debuginfo-2.30-79.el8.ppc64le.rpm binutils-debugsource-2.30-79.el8.ppc64le.rpm binutils-devel-2.30-79.el8.ppc64le.rpm
s390x: binutils-debuginfo-2.30-79.el8.s390x.rpm binutils-debugsource-2.30-79.el8.s390x.rpm binutils-devel-2.30-79.el8.s390x.rpm
x86_64: binutils-debuginfo-2.30-79.el8.i686.rpm binutils-debuginfo-2.30-79.el8.x86_64.rpm binutils-debugsource-2.30-79.el8.i686.rpm binutils-debugsource-2.30-79.el8.x86_64.rpm binutils-devel-2.30-79.el8.i686.rpm binutils-devel-2.30-79.el8.x86_64.rpm
Red Hat Enterprise Linux BaseOS (v. 8):
Source: binutils-2.30-79.el8.src.rpm
aarch64: binutils-2.30-79.el8.aarch64.rpm binutils-debuginfo-2.30-79.el8.aarch64.rpm binutils-debugsource-2.30-79.el8.aarch64.rpm
ppc64le: binutils-2.30-79.el8.ppc64le.rpm binutils-debuginfo-2.30-79.el8.ppc64le.rpm binutils-debugsource-2.30-79.el8.ppc64le.rpm
s390x: binutils-2.30-79.el8.s390x.rpm binutils-debuginfo-2.30-79.el8.s390x.rpm binutils-debugsource-2.30-79.el8.s390x.rpm
x86_64: binutils-2.30-79.el8.x86_64.rpm binutils-debuginfo-2.30-79.el8.x86_64.rpm binutils-debugsource-2.30-79.el8.x86_64.rpm


Read the Full Advisory


Severity
low
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:4465-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4465
Issue date: 2020-11-03

Topic

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 impactof Low. 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 denial of service security fix Red Hat Enterprise Linux low impact binutils update

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

Bugs Fixed

1678323 - binutils fails to compile with -fsanitize=address

1771677 - CVE-2019-17450 binutils: denial of service via crafted ELF file

1807308 - objcopy can not embed data to shared library, and --set-section-flags donot work with "share" flag.

1869401 - Backport "x86: don't mistakenly scale non-8-bit displacements"

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