RedHat: RHSA-2022-1939:01 Moderate: squid:4 security and bug fix update
Summary
Squid is a high-performance proxy caching server for web clients,
supporting FTP, Gopher, and HTTP data objects.
Security Fix(es):
* squid: out-of-bounds read in WCCP protocol data may lead to information
disclosure (CVE-2021-28116)
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 8.6 Release Notes linked from the References section.
Summary
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.
References
https://access.redhat.com/security/cve/CVE-2021-28116 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.6_release_notes/
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+14176+9782b8ab.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+14176+9782b8ab.aarch64.rpm
squid-debuginfo-4.15-3.module+el8.6.0+14176+9782b8ab.aarch64.rpm
squid-debugsource-4.15-3.module+el8.6.0+14176+9782b8ab.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+14176+9782b8ab.ppc64le.rpm
squid-debuginfo-4.15-3.module+el8.6.0+14176+9782b8ab.ppc64le.rpm
squid-debugsource-4.15-3.module+el8.6.0+14176+9782b8ab.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+14176+9782b8ab.s390x.rpm
squid-debuginfo-4.15-3.module+el8.6.0+14176+9782b8ab.s390x.rpm
squid-debugsource-4.15-3.module+el8.6.0+14176+9782b8ab.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+14176+9782b8ab.x86_64.rpm
squid-debuginfo-4.15-3.module+el8.6.0+14176+9782b8ab.x86_64.rpm
squid-debugsource-4.15-3.module+el8.6.0+14176+9782b8ab.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/
Topic
An update for the squid:4 module is now available for Red Hat EnterpriseLinux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64
Bugs Fixed
1939939 - CVE-2021-28116 squid: out-of-bounds read in WCCP protocol data may lead to information disclosure
2006121 - SQUID shortens FTP Link wrong that contains a semi-colon and as a result is not able to download zip file.CODE 404 TO CLIENT)