RHSA-2021:1135

csafUSredhat_csaf

Red Hat Security Advisory: squid security update

view advisory published 2021-04-08

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.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2020-25097UShigh8.6—
An issue was discovered in Squid through 4.13 and 5.x through 5.0.4. Due to improper input validation, it allows a trusted client to perform HTTP Request Smuggling and access servi…
02

references

External citations — patches, advisories, analysis.

03

remediations (54)

  • Fixedsquid-7:3.5.20-17.el7_9.6.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-7:3.5.20-17.el7_9.6.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-7:3.5.20-17.el7_9.6.s390x as a component of Red Hat Enterprise Linux Server (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-7:3.5.20-17.el7_9.6.src as a component of Red Hat Enterprise Linux Server (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-7:3.5.20-17.el7_9.6.src as a component of Red Hat Enterprise Linux Workstation (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-debuginfo-7:3.5.20-17.el7_9.6.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-debuginfo-7:3.5.20-17.el7_9.6.ppc64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-debuginfo-7:3.5.20-17.el7_9.6.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-debuginfo-7:3.5.20-17.el7_9.6.ppc64le as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-debuginfo-7:3.5.20-17.el7_9.6.s390x as a component of Red Hat Enterprise Linux Server (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-debuginfo-7:3.5.20-17.el7_9.6.s390x as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-debuginfo-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-debuginfo-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-debuginfo-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-debuginfo-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Workstation Optional (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-migration-script-7:3.5.20-17.el7_9.6.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-migration-script-7:3.5.20-17.el7_9.6.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-migration-script-7:3.5.20-17.el7_9.6.s390x as a component of Red Hat Enterprise Linux Server (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-migration-script-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-migration-script-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-sysvinit-7:3.5.20-17.el7_9.6.ppc64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-sysvinit-7:3.5.20-17.el7_9.6.ppc64le as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-sysvinit-7:3.5.20-17.el7_9.6.s390x as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-sysvinit-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Fixedsquid-sysvinit-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Workstation Optional (v. 7)

    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.

    https://access.redhat.com/errata/RHSA-2021:1135
  • Workaroundsquid-7:3.5.20-17.el7_9.6.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-7:3.5.20-17.el7_9.6.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-7:3.5.20-17.el7_9.6.s390x as a component of Red Hat Enterprise Linux Server (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-7:3.5.20-17.el7_9.6.src as a component of Red Hat Enterprise Linux Server (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-7:3.5.20-17.el7_9.6.src as a component of Red Hat Enterprise Linux Workstation (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-debuginfo-7:3.5.20-17.el7_9.6.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-debuginfo-7:3.5.20-17.el7_9.6.ppc64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-debuginfo-7:3.5.20-17.el7_9.6.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-debuginfo-7:3.5.20-17.el7_9.6.ppc64le as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-debuginfo-7:3.5.20-17.el7_9.6.s390x as a component of Red Hat Enterprise Linux Server (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-debuginfo-7:3.5.20-17.el7_9.6.s390x as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-debuginfo-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-debuginfo-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-debuginfo-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-debuginfo-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Workstation Optional (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-migration-script-7:3.5.20-17.el7_9.6.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-migration-script-7:3.5.20-17.el7_9.6.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-migration-script-7:3.5.20-17.el7_9.6.s390x as a component of Red Hat Enterprise Linux Server (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-migration-script-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-migration-script-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-sysvinit-7:3.5.20-17.el7_9.6.ppc64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-sysvinit-7:3.5.20-17.el7_9.6.ppc64le as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-sysvinit-7:3.5.20-17.el7_9.6.s390x as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-sysvinit-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

  • Workaroundsquid-sysvinit-7:3.5.20-17.el7_9.6.x86_64 as a component of Red Hat Enterprise Linux Workstation Optional (v. 7)

    This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```

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