Red Hat Security Advisory: squid:4 security update
An update for the squid:4 module 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.
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2020-25097US | high8.6 | — | ||
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… | ||||
references
External citations — patches, advisories, analysis.
remediations (60)
- Fixedlibecap-0:1.0.1-2.module+el8.1.0+4044+36416a77.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-0:1.0.1-2.module+el8.1.0+4044+36416a77.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-0:1.0.1-2.module+el8.1.0+4044+36416a77.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-0:1.0.1-2.module+el8.1.0+4044+36416a77.src (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-0:1.0.1-2.module+el8.1.0+4044+36416a77.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-debuginfo-0:1.0.1-2.module+el8.1.0+4044+36416a77.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-debuginfo-0:1.0.1-2.module+el8.1.0+4044+36416a77.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-debuginfo-0:1.0.1-2.module+el8.1.0+4044+36416a77.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-debuginfo-0:1.0.1-2.module+el8.1.0+4044+36416a77.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-debugsource-0:1.0.1-2.module+el8.1.0+4044+36416a77.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-debugsource-0:1.0.1-2.module+el8.1.0+4044+36416a77.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-debugsource-0:1.0.1-2.module+el8.1.0+4044+36416a77.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-debugsource-0:1.0.1-2.module+el8.1.0+4044+36416a77.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-devel-0:1.0.1-2.module+el8.1.0+4044+36416a77.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-devel-0:1.0.1-2.module+el8.1.0+4044+36416a77.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-devel-0:1.0.1-2.module+el8.1.0+4044+36416a77.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedlibecap-devel-0:1.0.1-2.module+el8.1.0+4044+36416a77.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedsquid-7:4.11-4.module+el8.4.0+10676+a969168e.2.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedsquid-7:4.11-4.module+el8.4.0+10676+a969168e.2.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedsquid-7:4.11-4.module+el8.4.0+10676+a969168e.2.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedsquid-7:4.11-4.module+el8.4.0+10676+a969168e.2.src (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedsquid-7:4.11-4.module+el8.4.0+10676+a969168e.2.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedsquid-debuginfo-7:4.11-4.module+el8.4.0+10676+a969168e.2.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedsquid-debuginfo-7:4.11-4.module+el8.4.0+10676+a969168e.2.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedsquid-debuginfo-7:4.11-4.module+el8.4.0+10676+a969168e.2.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedsquid-debuginfo-7:4.11-4.module+el8.4.0+10676+a969168e.2.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedsquid-debugsource-7:4.11-4.module+el8.4.0+10676+a969168e.2.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedsquid-debugsource-7:4.11-4.module+el8.4.0+10676+a969168e.2.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedsquid-debugsource-7:4.11-4.module+el8.4.0+10676+a969168e.2.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Fixedsquid-debugsource-7:4.11-4.module+el8.4.0+10676+a969168e.2.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2021:1979 - Workaroundlibecap-0:1.0.1-2.module+el8.1.0+4044+36416a77.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-0:1.0.1-2.module+el8.1.0+4044+36416a77.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-0:1.0.1-2.module+el8.1.0+4044+36416a77.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-0:1.0.1-2.module+el8.1.0+4044+36416a77.src (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-0:1.0.1-2.module+el8.1.0+4044+36416a77.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-debuginfo-0:1.0.1-2.module+el8.1.0+4044+36416a77.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-debuginfo-0:1.0.1-2.module+el8.1.0+4044+36416a77.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-debuginfo-0:1.0.1-2.module+el8.1.0+4044+36416a77.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-debuginfo-0:1.0.1-2.module+el8.1.0+4044+36416a77.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-debugsource-0:1.0.1-2.module+el8.1.0+4044+36416a77.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-debugsource-0:1.0.1-2.module+el8.1.0+4044+36416a77.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-debugsource-0:1.0.1-2.module+el8.1.0+4044+36416a77.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-debugsource-0:1.0.1-2.module+el8.1.0+4044+36416a77.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-devel-0:1.0.1-2.module+el8.1.0+4044+36416a77.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-devel-0:1.0.1-2.module+el8.1.0+4044+36416a77.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-devel-0:1.0.1-2.module+el8.1.0+4044+36416a77.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundlibecap-devel-0:1.0.1-2.module+el8.1.0+4044+36416a77.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundsquid-7:4.11-4.module+el8.4.0+10676+a969168e.2.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundsquid-7:4.11-4.module+el8.4.0+10676+a969168e.2.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundsquid-7:4.11-4.module+el8.4.0+10676+a969168e.2.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundsquid-7:4.11-4.module+el8.4.0+10676+a969168e.2.src (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundsquid-7:4.11-4.module+el8.4.0+10676+a969168e.2.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-7:4.11-4.module+el8.4.0+10676+a969168e.2.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-7:4.11-4.module+el8.4.0+10676+a969168e.2.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-7:4.11-4.module+el8.4.0+10676+a969168e.2.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-7:4.11-4.module+el8.4.0+10676+a969168e.2.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundsquid-debugsource-7:4.11-4.module+el8.4.0+10676+a969168e.2.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundsquid-debugsource-7:4.11-4.module+el8.4.0+10676+a969168e.2.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundsquid-debugsource-7:4.11-4.module+el8.4.0+10676+a969168e.2.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
This flaw can be mitigated by setting the `uri_whitespace` directive in squid.conf to either: ``` uri_whitespace deny ``` or ``` uri_whitespace encode ```
- Workaroundsquid-debugsource-7:4.11-4.module+el8.4.0+10676+a969168e.2.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
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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