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RedHat: RHSA-2021-1135:01 Important: squid security update

Date 08 Apr 2021
66
Posted By LinuxSecurity Advisories
An update for squid 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
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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: squid security update
Advisory ID:       RHSA-2021:1135-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:1135
Issue date:        2021-04-08
CVE Names:         CVE-2020-25097 
=====================================================================

1. Summary:

An update for squid 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 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

3. Description:

Squid is a high-performance proxy caching server for web clients,
supporting FTP, Gopher, and HTTP data objects.

Security Fix(es):

* squid: improper input validation may allow a trusted client to perform
HTTP request smuggling (CVE-2020-25097)

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

After installing this update, the squid service will be restarted
automatically.

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

1939925 - CVE-2020-25097 squid: improper input validation may allow a trusted client to perform HTTP request smuggling

6. Package List:

Red Hat Enterprise Linux Server (v. 7):

Source:
squid-3.5.20-17.el7_9.6.src.rpm

ppc64:
squid-3.5.20-17.el7_9.6.ppc64.rpm
squid-debuginfo-3.5.20-17.el7_9.6.ppc64.rpm
squid-migration-script-3.5.20-17.el7_9.6.ppc64.rpm

ppc64le:
squid-3.5.20-17.el7_9.6.ppc64le.rpm
squid-debuginfo-3.5.20-17.el7_9.6.ppc64le.rpm
squid-migration-script-3.5.20-17.el7_9.6.ppc64le.rpm

s390x:
squid-3.5.20-17.el7_9.6.s390x.rpm
squid-debuginfo-3.5.20-17.el7_9.6.s390x.rpm
squid-migration-script-3.5.20-17.el7_9.6.s390x.rpm

x86_64:
squid-3.5.20-17.el7_9.6.x86_64.rpm
squid-debuginfo-3.5.20-17.el7_9.6.x86_64.rpm
squid-migration-script-3.5.20-17.el7_9.6.x86_64.rpm

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

ppc64:
squid-debuginfo-3.5.20-17.el7_9.6.ppc64.rpm
squid-sysvinit-3.5.20-17.el7_9.6.ppc64.rpm

ppc64le:
squid-debuginfo-3.5.20-17.el7_9.6.ppc64le.rpm
squid-sysvinit-3.5.20-17.el7_9.6.ppc64le.rpm

s390x:
squid-debuginfo-3.5.20-17.el7_9.6.s390x.rpm
squid-sysvinit-3.5.20-17.el7_9.6.s390x.rpm

x86_64:
squid-debuginfo-3.5.20-17.el7_9.6.x86_64.rpm
squid-sysvinit-3.5.20-17.el7_9.6.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
squid-3.5.20-17.el7_9.6.src.rpm

x86_64:
squid-3.5.20-17.el7_9.6.x86_64.rpm
squid-debuginfo-3.5.20-17.el7_9.6.x86_64.rpm
squid-migration-script-3.5.20-17.el7_9.6.x86_64.rpm

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

x86_64:
squid-debuginfo-3.5.20-17.el7_9.6.x86_64.rpm
squid-sysvinit-3.5.20-17.el7_9.6.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-2020-25097
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 2021 Red Hat, Inc.
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