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====================================================================                   Red Hat Security Advisory

Synopsis:          Important: procmail security update
Advisory ID:       RHSA-2017:3269-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2017:3269
Issue date:        2017-11-28
CVE Names:         CVE-2017-16844 
====================================================================
1. Summary:

An update for procmail is now available for Red Hat Enterprise Linux 7.

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

3. Description:

The procmail packages contain a mail processing tool that can be used to
create mail servers, mailing lists, sort incoming mail into separate
folders or files, preprocess mail, start any program upon mail arrival, or
automatically forward selected incoming mail.

Security Fix(es):

* A heap-based buffer overflow flaw was found in procmail's formail
utility. A remote attacker could send a specially crafted email that, when
processed by formail, could cause formail to crash or, possibly, execute
arbitrary code as the user running formail. (CVE-2017-16844)

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/):

1500070 - CVE-2017-16844 procmail: Heap-based buffer overflow in loadbuf function in formisc.c

6. Package List:

Red Hat Enterprise Linux Client Optional (v. 7):

Source:
procmail-3.22-36.el7_4.1.src.rpm

x86_64:
procmail-3.22-36.el7_4.1.x86_64.rpm
procmail-debuginfo-3.22-36.el7_4.1.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
procmail-3.22-36.el7_4.1.src.rpm

ppc64:
procmail-3.22-36.el7_4.1.ppc64.rpm
procmail-debuginfo-3.22-36.el7_4.1.ppc64.rpm

ppc64le:
procmail-3.22-36.el7_4.1.ppc64le.rpm
procmail-debuginfo-3.22-36.el7_4.1.ppc64le.rpm

s390x:
procmail-3.22-36.el7_4.1.s390x.rpm
procmail-debuginfo-3.22-36.el7_4.1.s390x.rpm

x86_64:
procmail-3.22-36.el7_4.1.x86_64.rpm
procmail-debuginfo-3.22-36.el7_4.1.x86_64.rpm

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):

Source:
procmail-3.22-36.el7_4.1.src.rpm

aarch64:
procmail-3.22-36.el7_4.1.aarch64.rpm
procmail-debuginfo-3.22-36.el7_4.1.aarch64.rpm

ppc64le:
procmail-3.22-36.el7_4.1.ppc64le.rpm
procmail-debuginfo-3.22-36.el7_4.1.ppc64le.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
procmail-3.22-36.el7_4.1.src.rpm

x86_64:
procmail-3.22-36.el7_4.1.x86_64.rpm
procmail-debuginfo-3.22-36.el7_4.1.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-2017-16844
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 2017 Red Hat, Inc.
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RedHat: RHSA-2017-3269:01 Important: procmail security update

An update for procmail is now available for Red Hat Enterprise Linux 7

Summary

The procmail packages contain a mail processing tool that can be used to create mail servers, mailing lists, sort incoming mail into separate folders or files, preprocess mail, start any program upon mail arrival, or automatically forward selected incoming mail.
Security Fix(es):
* A heap-based buffer overflow flaw was found in procmail's formail utility. A remote attacker could send a specially crafted email that, when processed by formail, could cause formail to crash or, possibly, execute arbitrary code as the user running formail. (CVE-2017-16844)



Summary


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

References

https://access.redhat.com/security/cve/CVE-2017-16844 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Client Optional (v. 7):
Source: procmail-3.22-36.el7_4.1.src.rpm
x86_64: procmail-3.22-36.el7_4.1.x86_64.rpm procmail-debuginfo-3.22-36.el7_4.1.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: procmail-3.22-36.el7_4.1.src.rpm
ppc64: procmail-3.22-36.el7_4.1.ppc64.rpm procmail-debuginfo-3.22-36.el7_4.1.ppc64.rpm
ppc64le: procmail-3.22-36.el7_4.1.ppc64le.rpm procmail-debuginfo-3.22-36.el7_4.1.ppc64le.rpm
s390x: procmail-3.22-36.el7_4.1.s390x.rpm procmail-debuginfo-3.22-36.el7_4.1.s390x.rpm
x86_64: procmail-3.22-36.el7_4.1.x86_64.rpm procmail-debuginfo-3.22-36.el7_4.1.x86_64.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):
Source: procmail-3.22-36.el7_4.1.src.rpm
aarch64: procmail-3.22-36.el7_4.1.aarch64.rpm procmail-debuginfo-3.22-36.el7_4.1.aarch64.rpm
ppc64le: procmail-3.22-36.el7_4.1.ppc64le.rpm procmail-debuginfo-3.22-36.el7_4.1.ppc64le.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: procmail-3.22-36.el7_4.1.src.rpm
x86_64: procmail-3.22-36.el7_4.1.x86_64.rpm procmail-debuginfo-3.22-36.el7_4.1.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/


Severity
Advisory ID: RHSA-2017:3269-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2017:3269
Issued Date: : 2017-11-28
CVE Names: CVE-2017-16844

Topic

An update for procmail 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.


Topic


 

Relevant Releases Architectures

Red Hat Enterprise Linux Client 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

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


Bugs Fixed

1500070 - CVE-2017-16844 procmail: Heap-based buffer overflow in loadbuf function in formisc.c


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