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Ubuntu Server 20.04 USN-2022-1234-1 High: nginx Remote Code Execution

red hat
Calendar Grey September 24, 2014
Scroller Redhat
Cautionary notice for Red Hat Enterprise Linux 7 concerning the haproxy component, which includes a security remedy for a potential remote Denial of Service vulnerability.
An updated haproxy package that fixes one security issue is now available for Red Hat Enterprise Linux 7

Solution

Before applying this update, make sure all previously released errata relevant to your system have been applied.

This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/articles/11258

Summary

HAProxy provides high availability, load balancing, and proxying for TCP and HTTP-based applications.
A buffer overflow flaw was discovered in the way HAProxy handled, under very specific conditions, data uploaded from a client. A remote attacker could possibly use this flaw to crash HAProxy. (CVE-2014-6269)
All haproxy users are advised to upgrade to this updated package, which contains a backported patch to correct this issue.

Topics%20covered

Topics Covered

security advisory update buffer overflow DoS Red Hat Enterprise Linux patch haproxy

References

https://access.redhat.com/security/cve/CVE-2014-6269 https://access.redhat.com/security/updates/classification#moderate

Package List

Red Hat Enterprise Linux Server (v. 7):
Source: haproxy-1.5.2-3.el7_0.src.rpm
x86_64: haproxy-1.5.2-3.el7_0.x86_64.rpm haproxy-debuginfo-1.5.2-3.el7_0.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: haproxy-1.5.2-3.el7_0.src.rpm
x86_64: haproxy-1.5.2-3.el7_0.x86_64.rpm haproxy-debuginfo-1.5.2-3.el7_0.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#package


Advisory ID: RHSA-2014:1292-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2014:1292.html
Issue date: 2014-09-24

Topic

An updated haproxy package that fixes one security issue is now availablefor Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having Moderate securityimpact. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available from the CVE link in theReferences section.

Topics%20covered

Topics Covered

security advisory update buffer overflow DoS Red Hat Enterprise Linux patch haproxy

Relevant Releases Architectures

Red Hat Enterprise Linux Server (v. 7) - x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Bugs Fixed

1136552 - CVE-2014-6269 haproxy: remote client denial of service vulnerability

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