Red Hat Security Advisory 2022-5526-01 – Torchsec
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Red Hat Security Advisory
Synopsis: Important: squid:4 security update
Advisory ID: RHSA-2022:5526-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:5526
Issue date: 2022-07-07
CVE Names: CVE-2021-46784
====================================================================
1. Summary:
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.
2. Relevant releases/architectures:
Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, 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: DoS when processing gopher server responses (CVE-2021-46784)
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/):
2100721 - CVE-2021-46784 squid: DoS when processing gopher server responses
6. Package List:
Red Hat Enterprise Linux AppStream (v. 8):
Source:
libecap-1.0.1-2.module+el8.1.0+4044+36416a77.src.rpm
squid-4.15-3.module+el8.6.0+15801+8fa20c64.1.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-4.15-3.module+el8.6.0+15801+8fa20c64.1.aarch64.rpm
squid-debuginfo-4.15-3.module+el8.6.0+15801+8fa20c64.1.aarch64.rpm
squid-debugsource-4.15-3.module+el8.6.0+15801+8fa20c64.1.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-4.15-3.module+el8.6.0+15801+8fa20c64.1.ppc64le.rpm
squid-debuginfo-4.15-3.module+el8.6.0+15801+8fa20c64.1.ppc64le.rpm
squid-debugsource-4.15-3.module+el8.6.0+15801+8fa20c64.1.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
libecap-devel-1.0.1-2.module+el8.1.0+4044+36416a77.s390x.rpm
squid-4.15-3.module+el8.6.0+15801+8fa20c64.1.s390x.rpm
squid-debuginfo-4.15-3.module+el8.6.0+15801+8fa20c64.1.s390x.rpm
squid-debugsource-4.15-3.module+el8.6.0+15801+8fa20c64.1.s390x.rpm
x86_64:
libecap-1.0.1-2.module+el8.1.0+4044+36416a77.x86_64.rpm
libecap-debuginfo-1.0.1-2.module+el8.1.0+4044+36416a77.x86_64.rpm
libecap-debugsource-1.0.1-2.module+el8.1.0+4044+36416a77.x86_64.rpm
libecap-devel-1.0.1-2.module+el8.1.0+4044+36416a77.x86_64.rpm
squid-4.15-3.module+el8.6.0+15801+8fa20c64.1.x86_64.rpm
squid-debuginfo-4.15-3.module+el8.6.0+15801+8fa20c64.1.x86_64.rpm
squid-debugsource-4.15-3.module+el8.6.0+15801+8fa20c64.1.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-2021-46784
https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
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