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RedHat: RHSA-2019-2593-01 Important: Squid:4 Buffer Overflow

red hat
Calendar Grey September 2, 2019
Dist Redhat Esm H88
The recent critical update from Red Hat for squid:4 addresses a severe buffer overflow vulnerability in Enterprise Linux 8, prompting immediate attention from users.
An update for the squid:4 module is now available for Red Hat Enterprise Linux 8

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.

Summary

Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects.
Security Fix(es):
* squid: heap-based buffer overflow in HttpHeader::getAuth (CVE-2019-12527)
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.

Topics%20covered

Topics Covered

security advisory buffer overflow red hat software patch important squid linux update

References

https://access.redhat.com/security/cve/CVE-2019-12527 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: libecap-1.0.1-2.module+el8.0.0+4045+70edde92.src.rpm squid-4.4-5.module+el8.0.0+4045+70edde92.src.rpm
aarch64: libecap-1.0.1-2.module+el8.0.0+4045+70edde92.aarch64.rpm libecap-debuginfo-1.0.1-2.module+el8.0.0+4045+70edde92.aarch64.rpm libecap-debugsource-1.0.1-2.module+el8.0.0+4045+70edde92.aarch64.rpm libecap-devel-1.0.1-2.module+el8.0.0+4045+70edde92.aarch64.rpm squid-4.4-5.module+el8.0.0+4045+70edde92.aarch64.rpm squid-debuginfo-4.4-5.module+el8.0.0+4045+70edde92.aarch64.rpm squid-debugsource-4.4-5.module+el8.0.0+4045+70edde92.aarch64.rpm
ppc64le: libecap-1.0.1-2.module+el8.0.0+4045+70edde92.ppc64le.rpm libecap-debuginfo-1.0.1-2.module+el8.0.0+4045+70edde92.ppc64le.rpm libecap-debugsource-1.0.1-2.module+el8.0.0+4045+70edde92.ppc64le.rpm libecap-devel-1.0.1-2.module+el8.0.0+4045+70edde92.ppc64le.rpm squid-4.4-5.module+el8.0.0+4045+70edde92.ppc64le.rpm squid-debuginfo-4.4-5.module+el8.0.0+4045+70edde92.ppc64le.rpm squid-debugsource-4.4-5.module+el8.0.0+4045+70edde92.ppc64le.rpm
s390x: libecap-1.0.1-2.module+el8.0.0+4045+70edde92.s390x.rpm libecap-debuginfo-1.0.1-2.module+el8.0.0+4045+70edde92.s390x.rpm libecap-debugsource-1.0.1-2.module+el8.0.0+4045+70edde92.s390x.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:2593-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2593
Issue date: 2019-09-02

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 Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory buffer overflow red hat software patch important squid linux update

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1730533 - CVE-2019-12527 squid: heap-based buffer overflow in HttpHeader::getAuth

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