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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.2072 Moderate: rh-haproxy18-haproxy security, bug fix, and enhancement update 12 June 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: rh-haproxy18-haproxy Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 7 Red Hat Enterprise Linux WS/Desktop 7 Impact/Access: Access Privileged Data -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-20103 CVE-2018-20102 CVE-2018-11469 Reference: ESB-2019.0141 ESB-2019.0115 ESB-2018.3208 ESB-2018.1624 Original Bulletin: https://access.redhat.com/errata/RHSA-2019:1436 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: rh-haproxy18-haproxy security, bug fix, and enhancement update Advisory ID: RHSA-2019:1436-01 Product: Red Hat Software Collections Advisory URL: https://access.redhat.com/errata/RHSA-2019:1436 Issue date: 2019-06-11 CVE Names: CVE-2018-11469 CVE-2018-20102 CVE-2018-20103 ===================================================================== 1. Summary: An update for rh-haproxy18-haproxy is now available for Red Hat Software Collections. 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 Software Collections for Red Hat Enterprise Linux Server (v. 7) - x86_64 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) - x86_64 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) - x86_64 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) - x86_64 Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) - x86_64 3. Description: HAProxy is a TCP/HTTP reverse proxy which is particularly suited for high availability environments. The following packages have been upgraded to a later upstream version: rh-haproxy18-haproxy (1.8.17). (BZ#1660514) Security Fix(es): * haproxy: Infinite recursion via crafted packet allows stack exhaustion and denial of service (CVE-2018-20103) * haproxy: Information disclosure in check_request_for_cacheability function in proto_http.c (CVE-2018-11469) * haproxy: Out-of-bounds read in dns.c:dns_validate_dns_response() allows for memory disclosure (CVE-2018-20102) 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. Bug Fix(es): * ALPN is not enabled due to old OpenSSL dependancy (BZ#1595865) * HAProxy 1.8: Seamless reload does not work with send-/accept-proxy (BZ#1649041) Enhancement(s): * RFE : Haproxy does not resolve ipv6 resolvable hostnames in the backend section. (BZ#1575585) Additional Changes: For detailed information on changes in this release, see the Red Hat Software Collections 3.3 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 5. Bugs fixed (https://bugzilla.redhat.com/): 1575585 - RFE : Haproxy does not resolve ipv6 resolvable hostnames in the backend section. 1582635 - CVE-2018-11469 haproxy: Information disclosure in check_request_for_cacheability function in proto_http.c 1595865 - ALPN is not enabled due to old OpenSSL dependancy 1649041 - HAProxy 1.8: Seamless reload does not work with send-/accept-proxy 1658874 - CVE-2018-20102 haproxy: Out-of-bounds read in dns.c:dns_validate_dns_response() allows for memory disclosure 1658876 - CVE-2018-20103 haproxy: Infinite recursion via crafted packet allows stack exhaustion and denial of service 6. Package List: Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7): Source: rh-haproxy18-haproxy-1.8.17-1.el7.src.rpm x86_64: rh-haproxy18-haproxy-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-debuginfo-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-syspaths-1.8.17-1.el7.x86_64.rpm Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4): Source: rh-haproxy18-haproxy-1.8.17-1.el7.src.rpm x86_64: rh-haproxy18-haproxy-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-debuginfo-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-syspaths-1.8.17-1.el7.x86_64.rpm Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5): Source: rh-haproxy18-haproxy-1.8.17-1.el7.src.rpm x86_64: rh-haproxy18-haproxy-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-debuginfo-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-syspaths-1.8.17-1.el7.x86_64.rpm Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6): Source: rh-haproxy18-haproxy-1.8.17-1.el7.src.rpm x86_64: rh-haproxy18-haproxy-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-debuginfo-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-syspaths-1.8.17-1.el7.x86_64.rpm Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7): Source: rh-haproxy18-haproxy-1.8.17-1.el7.src.rpm x86_64: rh-haproxy18-haproxy-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-debuginfo-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-syspaths-1.8.17-1.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-2018-11469 https://access.redhat.com/security/cve/CVE-2018-20102 https://access.redhat.com/security/cve/CVE-2018-20103 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_software_collections/3/html-single/3.3_release_notes/ 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXP+YQNzjgjWX9erEAQgZdA//Va/TfmQDB1+XKQSPe16Pj++gZQKYwL9k wjq1a/+fJl9bSGdxD0wRLuBvxRb1hNh6LENNlOzlMUC4GdrQJJF5wY8Iz3lEkv6z NsmOwP40VrKm/GBQJls5Cceqam5IfY4NjzzLapvGDXpVoOl3sW9FM29Q2bH7YQNo ehLnFY61CgqLpHJADCS/tmGnJP1+hgRZ4KPzr9cYSXvmBBHEUOQ70KXHE+ClY0wv x/y89o3YazJHyzQ/7oH4Js6joevYelNZX9Es3ytV93fxuL60wDn+lKga8fXQK6Z5 V5iYyiMufaeQaOzmaYt99M/Cvu4GiSNy9fCIOlcC0c0XREHHdFJWiIpZ8Y44rSxT 2f6XyFKLW+VyWRM4g7KfhIuiiMfMS8T5qBiYqGY1yRNxmLFnMNMVxOD4b2W3Suef qJ+UT+P/oTuw8NRW1eBFe9MIl0FqrW4VVglcOfqsGcCeQJunpYNe4Dq8hDsX2O6p 7kzxPXVkTkada3/sEMHIcItRteMrHYjWgcqQEjNUGMStN60+QfUB86eaZOlLjDIH 3K7MVG4T1xf7CTMwwjTXfjeConkPsNlZ2CBGB3fEwm3D/Pxjs+2SAfmVHxYc1aVV 8OKk2FtIAdT5sGL+QJXXSmk2pE6NMSTZkVKI1x7RZUCDys83WAqAWgnjPXkyS4SG v6/inzTcsa4= =/KLo - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXQBLVmaOgq3Tt24GAQhk9Q/8CRQAt3vwfXQvOYWKpq1DH7iy6Cfexb/0 PYfJUHEFCHxEHsEAewe+NccLfXDc9ZaY+VVnzxSgroBTk8vreowxzStsmARCRFO+ ozDSTytOaDK9HaSNhdG8IqBJn3dbAbvFcGP13qter6JbLRxlwwmr+Xt3NFJTJ1rR f0wgZPKIgdRbCMC+M1G6K5WdW5MaZEMjbnrXjqCzQO6S7MtEwJmlTqjH8ubXS5Xb 2/M+n9v6B0WKu9VCvBZ6UJ1zkLSPNSUmHCrwJ1uTHt5AMXaFTXhAzgQN6YcTVFG2 bwsUMQ0aMTwuD6H7E0uEbNawluaiIqyzENUuaU9/lUpg54G3QsBSPIZEG4kLWJjx rKSxDjxsJ7KlOcXzFkx76UC0KZ2ojJnPja35E1YwcP2pCLVcon/cRH8V4n71AxHi fa0ja5RDBI84T/DaN7l2X2yA0jbJ0KkeJaQLvOB21NdDRyl0ERjiY2MbRzYZvnIL p7E+JNRHkEoy4im0n66BryFk4QxobtWedo+iuhBTph6wxcbr80a+O2lCHn4HUHFK NlGenXMatsH0zN4HfBYWBsldk7CqgZQHiQwXDAP5zP58x+U+oEvVPrHFqD/mjnyr zctd05hAnl6mdKrO08ACl3fZ3BjYjo8I7WRJnhgcFS1G/3YaX5nznQYrt7mQ985n kp9JHf5X/pg= =pdGu -----END PGP SIGNATURE-----