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Red Hat Enterprise Linux: Important RHSA-2021:2025-01 Squid HTTP Issues

red hat
Calendar Grey May 19, 2021
Dist Redhat Esm H88
Critical security patch released for the squid:4 package on Red Hat Enterprise Linux, addressing HTTP request smuggling vulnerability CVE-2020-25097.
An update for the squid:4 module is now available for Red Hat Enterprise Linux 8.1 Extended Update Support and Red Hat Enterprise Linux 8.2 Extended Update Support

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.

Summary

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.

Topics%20covered

Topics Covered

security advisory important security impact red hat enterprise linux http request smuggling squid module

References

https://access.redhat.com/security/cve/CVE-2020-25097 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux AppStream EUS (v. 8.1):
Source: libecap-1.0.1-2.module+el8.1.0+4044+36416a77.src.rpm squid-4.4-8.module+el8.1.0+10584+c769fd35.3.src.rpm
aarch64: libecap-1.0.1-2.module+el8.1.0+4044+36416a77.aarch64.rpm libecap-debuginfo-1.0.1-2.module+el8.1.0+4044+36416a77.aarch64.rpm libecap-debugsource-1.0.1-2.module+el8.1.0+4044+36416a77.aarch64.rpm libecap-devel-1.0.1-2.module+el8.1.0+4044+36416a77.aarch64.rpm squid-4.4-8.module+el8.1.0+10584+c769fd35.3.aarch64.rpm squid-debuginfo-4.4-8.module+el8.1.0+10584+c769fd35.3.aarch64.rpm squid-debugsource-4.4-8.module+el8.1.0+10584+c769fd35.3.aarch64.rpm
ppc64le: libecap-1.0.1-2.module+el8.1.0+4044+36416a77.ppc64le.rpm libecap-debuginfo-1.0.1-2.module+el8.1.0+4044+36416a77.ppc64le.rpm libecap-debugsource-1.0.1-2.module+el8.1.0+4044+36416a77.ppc64le.rpm libecap-devel-1.0.1-2.module+el8.1.0+4044+36416a77.ppc64le.rpm squid-4.4-8.module+el8.1.0+10584+c769fd35.3.ppc64le.rpm squid-debuginfo-4.4-8.module+el8.1.0+10584+c769fd35.3.ppc64le.rpm squid-debugsource-4.4-8.module+el8.1.0+10584+c769fd35.3.ppc64le.rpm
s390x: libecap-1.0.1-2.module+el8.1.0+4044+36416a77.s390x.rpm libecap-debuginfo-1.0.1-2.module+el8.1.0+4044+36416a77.s390x.rpm libecap-debugsource-1.0.1-2.module+el8.1.0+4044+36416a77.s390x.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2021:2025-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2025
Issue date: 2021-05-19

Topic

An update for the squid:4 module is now available for Red Hat EnterpriseLinux 8.1 Extended Update Support and Red Hat Enterprise Linux 8.2 ExtendedUpdate Support.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 security impact red hat enterprise linux http request smuggling squid module

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream EUS (v. 8.1) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream EUS (v. 8.2) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

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

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