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RedHat: RHSA-2020-0633-01 Important: PPP Buffer Overflow Risk

Redhat Large Esm H500
An update for ppp is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability
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====================================================================                   Red Hat Security Advisory

Synopsis:          Important: ppp security update
Advisory ID:       RHSA-2020:0633-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:0633
Issue date:        2020-02-27
CVE Names:         CVE-2020-8597 
====================================================================
1. Summary:

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

Red Hat Product Security has rated this update as having a security impact
of Important. 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 CodeReady Linux Builder (v. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux AppStream (v. 8) - s390x
Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

3. Description:

The ppp packages contain the Point-to-Point Protocol (PPP) daemon and
documentation for PPP support. The PPP protocol provides a method for
transmitting datagrams over serial point-to-point links. PPP is usually
used to dial in to an Internet Service Provider (ISP) or other organization
over a modem and phone line.

Security Fix(es):

* ppp: Buffer overflow in the eap_request and eap_response functions in
eap.c (CVE-2020-8597)

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.

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/):

1800727 - CVE-2020-8597 ppp: Buffer overflow in the eap_request and eap_response functions in eap.c

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

s390x:
network-scripts-ppp-2.4.7-26.el8_1.s390x.rpm
ppp-debuginfo-2.4.7-26.el8_1.s390x.rpm
ppp-debugsource-2.4.7-26.el8_1.s390x.rpm

Red Hat Enterprise Linux BaseOS (v. 8):

Source:
ppp-2.4.7-26.el8_1.src.rpm

aarch64:
ppp-2.4.7-26.el8_1.aarch64.rpm
ppp-debuginfo-2.4.7-26.el8_1.aarch64.rpm
ppp-debugsource-2.4.7-26.el8_1.aarch64.rpm

ppc64le:
ppp-2.4.7-26.el8_1.ppc64le.rpm
ppp-debuginfo-2.4.7-26.el8_1.ppc64le.rpm
ppp-debugsource-2.4.7-26.el8_1.ppc64le.rpm

s390x:
ppp-2.4.7-26.el8_1.s390x.rpm
ppp-debuginfo-2.4.7-26.el8_1.s390x.rpm
ppp-debugsource-2.4.7-26.el8_1.s390x.rpm

x86_64:
ppp-2.4.7-26.el8_1.x86_64.rpm
ppp-debuginfo-2.4.7-26.el8_1.x86_64.rpm
ppp-debugsource-2.4.7-26.el8_1.x86_64.rpm

Red Hat CodeReady Linux Builder (v. 8):

aarch64:
ppp-debuginfo-2.4.7-26.el8_1.aarch64.rpm
ppp-debugsource-2.4.7-26.el8_1.aarch64.rpm
ppp-devel-2.4.7-26.el8_1.aarch64.rpm

ppc64le:
ppp-debuginfo-2.4.7-26.el8_1.ppc64le.rpm
ppp-debugsource-2.4.7-26.el8_1.ppc64le.rpm
ppp-devel-2.4.7-26.el8_1.ppc64le.rpm

s390x:
ppp-debuginfo-2.4.7-26.el8_1.s390x.rpm
ppp-debugsource-2.4.7-26.el8_1.s390x.rpm
ppp-devel-2.4.7-26.el8_1.s390x.rpm

x86_64:
ppp-2.4.7-26.el8_1.i686.rpm
ppp-debuginfo-2.4.7-26.el8_1.i686.rpm
ppp-debuginfo-2.4.7-26.el8_1.x86_64.rpm
ppp-debugsource-2.4.7-26.el8_1.i686.rpm
ppp-debugsource-2.4.7-26.el8_1.x86_64.rpm
ppp-devel-2.4.7-26.el8_1.i686.rpm
ppp-devel-2.4.7-26.el8_1.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-2020-8597
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2020 Red Hat, Inc.
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RedHat: RHSA-2020-0633-01 Important: PPP Buffer Overflow Risk

red hat
Calendar Grey February 27, 2020
Dist Redhat Esm H88
Upgrade Red Hat Enterprise Linux 8 with a crucial ppp enhancement focusing on countering security vulnerabilities and rectifying buffer overflow issues.
An update for ppp 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 ppp packages contain the Point-to-Point Protocol (PPP) daemon and documentation for PPP support. The PPP protocol provides a method for transmitting datagrams over serial point-to-point links. PPP is usually used to dial in to an Internet Service Provider (ISP) or other organization over a modem and phone line.
Security Fix(es):
* ppp: Buffer overflow in the eap_request and eap_response functions in eap.c (CVE-2020-8597)
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.

References

https://access.redhat.com/security/cve/CVE-2020-8597 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux AppStream (v. 8):
s390x: network-scripts-ppp-2.4.7-26.el8_1.s390x.rpm ppp-debuginfo-2.4.7-26.el8_1.s390x.rpm ppp-debugsource-2.4.7-26.el8_1.s390x.rpm
Red Hat Enterprise Linux BaseOS (v. 8):
Source: ppp-2.4.7-26.el8_1.src.rpm
aarch64: ppp-2.4.7-26.el8_1.aarch64.rpm ppp-debuginfo-2.4.7-26.el8_1.aarch64.rpm ppp-debugsource-2.4.7-26.el8_1.aarch64.rpm
ppc64le: ppp-2.4.7-26.el8_1.ppc64le.rpm ppp-debuginfo-2.4.7-26.el8_1.ppc64le.rpm ppp-debugsource-2.4.7-26.el8_1.ppc64le.rpm
s390x: ppp-2.4.7-26.el8_1.s390x.rpm ppp-debuginfo-2.4.7-26.el8_1.s390x.rpm ppp-debugsource-2.4.7-26.el8_1.s390x.rpm
x86_64: ppp-2.4.7-26.el8_1.x86_64.rpm ppp-debuginfo-2.4.7-26.el8_1.x86_64.rpm ppp-debugsource-2.4.7-26.el8_1.x86_64.rpm
Red Hat CodeReady Linux Builder (v. 8):
aarch64: ppp-debuginfo-2.4.7-26.el8_1.aarch64.rpm ppp-debugsource-2.4.7-26.el8_1.aarch64.rpm ppp-devel-2.4.7-26.el8_1.aarch64.rpm
ppc64le: ppp-debuginfo-2.4.7-26.el8_1.ppc64le.rpm ppp-debugsource-2.4.7-26.el8_1.ppc64le.rpm ppp-devel-2.4.7-26.el8_1.ppc64le.rpm
s390x: ppp-debuginfo-2.4.7-26.el8_1.s390x.rpm ppp-debugsource-2.4.7-26.el8_1.s390x.rpm ppp-devel-2.4.7-26.el8_1.s390x.rpm
x86_64: ppp-2.4.7-26.el8_1.i686.rpm ppp-debuginfo-2.4.7-26.el8_1.i686.rpm ppp-debuginfo-2.4.7-26.el8_1.x86_64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:0633-01
Product: Red Hat Enterprise Linux
Issue date: 2020-02-27

Topic

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

Relevant Releases Architectures

Red Hat CodeReady Linux Builder (v. 8) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream (v. 8) - s390x

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

Bugs Fixed

1800727 - CVE-2020-8597 ppp: Buffer overflow in the eap_request and eap_response functions in eap.c

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