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RedHat: RHSA-2019-1500-01 Critical Buffer Underflow Flaw in libc-bin

red hat
Calendar Grey May 23, 2018
Scroller Redhat
Crucial procps-ng security patch released for RHEL 7, tackling integer overflow vulnerabilities and heap overflow threats.
An update for procps-ng 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 procps-ng packages contain a set of system utilities that provide system information, including ps, free, skill, pkill, pgrep, snice, tload, top, uptime, vmstat, w, watch, and pwdx.
Security Fix(es):
* procps-ng, procps: Integer overflows leading to heap overflow in file2strvec (CVE-2018-1124)
* procps-ng, procps: incorrect integer size in proc/alloc.* leading to truncation / integer overflow issues (CVE-2018-1126)
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.
Red Hat would like to thank Qualys Research Labs for reporting these issues.

Topics%20covered

Topics Covered

security advisory important heap overflow redhat procps-ng

References

https://access.redhat.com/security/cve/CVE-2018-1124 https://access.redhat.com/security/cve/CVE-2018-1126 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: procps-ng-3.3.10-17.el7_5.2.src.rpm
x86_64: procps-ng-3.3.10-17.el7_5.2.i686.rpm procps-ng-3.3.10-17.el7_5.2.x86_64.rpm procps-ng-debuginfo-3.3.10-17.el7_5.2.i686.rpm procps-ng-debuginfo-3.3.10-17.el7_5.2.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: procps-ng-debuginfo-3.3.10-17.el7_5.2.i686.rpm procps-ng-debuginfo-3.3.10-17.el7_5.2.x86_64.rpm procps-ng-devel-3.3.10-17.el7_5.2.i686.rpm procps-ng-devel-3.3.10-17.el7_5.2.x86_64.rpm procps-ng-i18n-3.3.10-17.el7_5.2.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: procps-ng-3.3.10-17.el7_5.2.src.rpm
x86_64: procps-ng-3.3.10-17.el7_5.2.i686.rpm procps-ng-3.3.10-17.el7_5.2.x86_64.rpm procps-ng-debuginfo-3.3.10-17.el7_5.2.i686.rpm procps-ng-debuginfo-3.3.10-17.el7_5.2.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64: procps-ng-debuginfo-3.3.10-17.el7_5.2.i686.rpm procps-ng-debuginfo-3.3.10-17.el7_5.2.x86_64.rpm procps-ng-devel-3.3.10-17.el7_5.2.i686.rpm procps-ng-devel-3.3.10-17.el7_5.2.x86_64.rpm procps-ng-i18n-3.3.10-17.el7_5.2.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: procps-ng-3.3.10-17.el7_5.2.src.rpm
ppc64: procps-ng-3.3.10-17.el7_5.2.ppc.rpm procps-ng-3.3.10-17.el7_5.2.ppc64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2018:1700-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2018:1700
Issue date: 2018-05-23

Topic

An update for procps-ng is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory important heap overflow redhat procps-ng

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 Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64

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

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

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, ppc64le, s390x

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, ppc64le, s390x

Bugs Fixed

1575465 - CVE-2018-1124 procps-ng, procps: Integer overflows leading to heap overflow in file2strvec

1575853 - CVE-2018-1126 procps-ng, procps: incorrect integer size in proc/alloc.* leading to truncation / integer overflow issues

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