Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.4517 libpq security update 22 December 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: libpq Publisher: Red Hat Operating System: Red Hat Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Denial of Service -- Remote with User Interaction Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-25696 CVE-2020-25694 Reference: ESB-2020.4470 ESB-2020.4469 ESB-2020.4449 ESB-2020.4415 Original Bulletin: https://access.redhat.com/errata/RHSA-2020:5638 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: libpq security update Advisory ID: RHSA-2020:5638-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:5638 Issue date: 2020-12-21 CVE Names: CVE-2020-25694 CVE-2020-25696 ===================================================================== 1. Summary: An update for libpq is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. 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 AppStream E4S (v. 8.0) - aarch64, ppc64le, s390x, x86_64 3. Description: The libpq package provides the PostgreSQL client library, which allows client programs to connect to PostgreSQL servers. The following packages have been upgraded to a later upstream version: libpq (12.5). (BZ#1898225, BZ#1901562) Security Fix(es): * postgresql: Reconnection can downgrade connection security settings (CVE-2020-25694) * postgresql: psql's \gset allows overwriting specially treated variables (CVE-2020-25696) 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. 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/): 1894423 - CVE-2020-25694 postgresql: Reconnection can downgrade connection security settings 1894430 - CVE-2020-25696 postgresql: psql's \gset allows overwriting specially treated variables 6. Package List: Red Hat Enterprise Linux AppStream E4S (v. 8.0): Source: libpq-12.5-1.el8_0.src.rpm aarch64: libpq-12.5-1.el8_0.aarch64.rpm libpq-debuginfo-12.5-1.el8_0.aarch64.rpm libpq-debugsource-12.5-1.el8_0.aarch64.rpm libpq-devel-12.5-1.el8_0.aarch64.rpm libpq-devel-debuginfo-12.5-1.el8_0.aarch64.rpm ppc64le: libpq-12.5-1.el8_0.ppc64le.rpm libpq-debuginfo-12.5-1.el8_0.ppc64le.rpm libpq-debugsource-12.5-1.el8_0.ppc64le.rpm libpq-devel-12.5-1.el8_0.ppc64le.rpm libpq-devel-debuginfo-12.5-1.el8_0.ppc64le.rpm s390x: libpq-12.5-1.el8_0.s390x.rpm libpq-debuginfo-12.5-1.el8_0.s390x.rpm libpq-debugsource-12.5-1.el8_0.s390x.rpm libpq-devel-12.5-1.el8_0.s390x.rpm libpq-devel-debuginfo-12.5-1.el8_0.s390x.rpm x86_64: libpq-12.5-1.el8_0.i686.rpm libpq-12.5-1.el8_0.x86_64.rpm libpq-debuginfo-12.5-1.el8_0.i686.rpm libpq-debuginfo-12.5-1.el8_0.x86_64.rpm libpq-debugsource-12.5-1.el8_0.i686.rpm libpq-debugsource-12.5-1.el8_0.x86_64.rpm libpq-devel-12.5-1.el8_0.i686.rpm libpq-devel-12.5-1.el8_0.x86_64.rpm libpq-devel-debuginfo-12.5-1.el8_0.i686.rpm libpq-devel-debuginfo-12.5-1.el8_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/ 7. References: https://access.redhat.com/security/cve/CVE-2020-25694 https://access.redhat.com/security/cve/CVE-2020-25696 https://access.redhat.com/security/updates/classification/#important 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 iQIVAwUBX+B0xtzjgjWX9erEAQgZLQ//RHsiRMvW1wa8uWBgwasTRFI3YxSBt7+3 OjpKsHm5KkTbN51CcGBGY02Ptd0o1EUoPawJtdOiIswVTkSionBrbVbV5g4sIyfL itiJXKXEnPlxayFUb7TXbwIRbtgeUcqkr72fyn1r64RQL5SIF25kntfwujBw17Ki iXDoVnQqCf/l06vCJG3g12inAKXW62PG4y+JnHq9XSgXRdDdbunxF+dsSi1nxTba DPsv4A+d3tveaAlVXH5EY7JM6PlJJQea5CCI57M/J+/vQQE9cH1WS4mIPpba26pn wNo3wPqh9RFShw7FU9TeK2mpiCo9Z+xNkuYwsvlyoRLLDOzpHvd+j2b6rSd7Hj+F +ntp8IhQ7ocz/pdR2YSxdordPpyZ5DnHOCLt/iFxEg4YX2Tutxf0q4esiB7gVSOw l7/Q274yzCBazeOqZBjy8Uw+vPXwmBB1IPqsjK9yGFR5ibDJZ7WcKO576ilbLipM 3+6wR0Nz1nmFrp3T63x4z/OG04yPFFixzzFu7JU60bA+YfvHcyNtgTzThf3Bi9kn q8nb04UBeRSnnKTMaUv3glkUjO5B5kL2ospuJ7B02tXvKJOfs0XWZsAVUX+ADazr 0y5eH635rsz3r5U51YCj1qPn+bumjY6uDkxYhMKSYSkstcSMHC0aOlCI+EY3ed8L XD3gCkV4Q6M= =DL7k - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBX+E7z+NLKJtyKPYoAQjJog/9Gr9JNxhNC/80bVEleAUHSd7lAbpFvUIq 04aoSyS8zQ+LjMdV7VkhcDuZTwqyxAbi2XKlnWW3L2e69fiGZB9jsbICC8CTu3GR pFIuYeFR1z/1VAq6fPcx903B2poFZbJhw+n6cXZCh01j8Zi7L5myUa4z44nYB4qA +eDw6Vwbr9GHYJkxeaorJuazWykulaOXJ/uKYghHoYeqyfa+oRu4pdWwTrYJ6IWw Jla/Hfr67XJxf+Y/o5g8qJOg1VhfUQUpsDXWFriCZYKso6ORIJrC36KyY19MOL97 udH4jm0pFkF8V/X/q01S6HnV6aOO14voMkA+Vxb0xqvYi8YJd5S0AvSM9i/izX72 5LKf222XGYgKVZaLw9CVbn55ieXR3l5G1m1TR4FA+Ai5rToRzwZb1wsTHWbXqwJI p2vzGvZZeugfD8G5ADdsW66Yqo17yRg+FpoaoTh0+mIfKBZanNcNuYYrPTEQRreT ahDCIp0Nn3DgtzlX8M7/7iAT1t0/fQaO6fiFYrxKgk4H306BHMDiLYad4mwRZ1rM 2dnqwM4elMKmGAFoVNqLp0Cw4oKOAtUQAmW8hy6+u/Uzvm0O/O7T1f23lO9ViTJs IA+jkTIveM6xAV9Apng/9OKrqZndYugFjVX+S/fB++NLZpcWJUp2IumCs3qiV5H4 hS9zl44uecc= =WeYe -----END PGP SIGNATURE-----