—–BEGIN PGP SIGNED MESSAGE—–
Hash: SHA256
=====================================================================
Red Hat Security Advisory
Synopsis: Moderate: squid security and bug fix update
Advisory ID: RHSA-2020:1068-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1068
Issue date: 2020-03-31
CVE Names: CVE-2018-1000024 CVE-2018-1000027 CVE-2019-13345
=====================================================================
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 Moderate. 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: Incorrect pointer handling when processing ESI Responses can lead
to denial of service (CVE-2018-1000024)
* squid: Incorrect pointer handling in HTTP processing and certificate
download can lead to denial of service (CVE-2018-1000027)
* squid: XSS via user_name or auth parameter in cachemgr.cgi
(CVE-2019-13345)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat
Enterprise Linux 7.8 Release Notes linked from 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/):
1536939 – CVE-2018-1000024 squid: Incorrect pointer handling when processing ESI Responses can lead to denial of service
1536942 – CVE-2018-1000027 squid: Incorrect pointer handling in HTTP processing and certificate download can lead to denial of service
1680022 – squid can’t display download/upload packet size for HTTPS sites
1717430 – Excessive memory usage when running out of descriptors
1727744 – CVE-2019-13345 squid: XSS via user_name or auth parameter in cachemgr.cgi
6. Package List:
Red Hat Enterprise Linux Server (v. 7):
Source:
squid-3.5.20-15.el7.src.rpm
ppc64:
squid-3.5.20-15.el7.ppc64.rpm
squid-debuginfo-3.5.20-15.el7.ppc64.rpm
squid-migration-script-3.5.20-15.el7.ppc64.rpm
ppc64le:
squid-3.5.20-15.el7.ppc64le.rpm
squid-debuginfo-3.5.20-15.el7.ppc64le.rpm
squid-migration-script-3.5.20-15.el7.ppc64le.rpm
s390x:
squid-3.5.20-15.el7.s390x.rpm
squid-debuginfo-3.5.20-15.el7.s390x.rpm
squid-migration-script-3.5.20-15.el7.s390x.rpm
x86_64:
squid-3.5.20-15.el7.x86_64.rpm
squid-debuginfo-3.5.20-15.el7.x86_64.rpm
squid-migration-script-3.5.20-15.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64:
squid-debuginfo-3.5.20-15.el7.ppc64.rpm
squid-sysvinit-3.5.20-15.el7.ppc64.rpm
ppc64le:
squid-debuginfo-3.5.20-15.el7.ppc64le.rpm
squid-sysvinit-3.5.20-15.el7.ppc64le.rpm
s390x:
squid-debuginfo-3.5.20-15.el7.s390x.rpm
squid-sysvinit-3.5.20-15.el7.s390x.rpm
x86_64:
squid-debuginfo-3.5.20-15.el7.x86_64.rpm
squid-sysvinit-3.5.20-15.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
squid-3.5.20-15.el7.src.rpm
x86_64:
squid-3.5.20-15.el7.x86_64.rpm
squid-debuginfo-3.5.20-15.el7.x86_64.rpm
squid-migration-script-3.5.20-15.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
squid-debuginfo-3.5.20-15.el7.x86_64.rpm
squid-sysvinit-3.5.20-15.el7.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-2018-1000024
https://access.redhat.com/security/cve/CVE-2018-1000027
https://access.redhat.com/security/cve/CVE-2019-13345
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.8_release_notes/index
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2020 Red Hat, Inc.
—–BEGIN PGP SIGNATURE—–
Version: GnuPG v1
iQIVAwUBXoOc0tzjgjWX9erEAQh4Vg//TjNhhV5Vn6KdJuK1v0CuHrP5kzAppUvL
/qrEAC5uv0S3Esx5mFnlg2vqXnA3irHBxD9yAgWwGspaJgvAvaTlnWGVNorDakIO
1pEQtZvLKVHCKWqaLIA6i/9k3mR5xbXcNB3+ADSJJM2b+ogsPQvScj8Cj4QCcdrz
+jZsOHGcQkHIVPedaYH0CfSgz7gIQfiqLwBmYlBq9YMwNk4m5ZRtrIA3TE1ji3F2
TJ0AwYbJAaEN9ziXf/n456nGJJV3yHFYZqEWcre286cSZkM15T6kTrVcPcxSO5j2
ywCGA6hvhK1VJtWrnb7xAVGMxqAZAl3MyuczeeW1GPXdCAPwtlwLkx5Hw1Wm5H0y
8yS+9LaIavWfUiteYYxOCvIYzWUhpWNRHMRxcIRHoIgc2sAZbBkLIZUEEtuylo8i
BRigC5nwaAML4lCdV9PsWKH57dytHIxa5YfmerB8vMY4/cNmC+QsFCgItyH7a85/
B1LXI97Xi+zb1xquD2yKr8SclSWHhz9Qgmbf+R8fFblPhUuYh+xeNxCcq3iaWI4s
cWHk8klKAW+WeQIrkqHASqo7v+f3ePYoOjYbbNxmULZy/v5d2FyEZs5KEi/KbWei
c8k8SXFIXlwWfEiuaE3BW/J0UMeoQyngXkbVagLOU2Ma1qdiQkYr2JrE8//jP2I6
MH76I8C6RCE=
=MuxY
—–END PGP SIGNATURE—–
—
RHSA-announce mailing list
RHSA-announce@redhat.com
https://www.redhat.com/mailman/listinfo/rhsa-announce
