Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.1856 glib2 security update 1 June 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: glib2 Publisher: Red Hat Operating System: Red Hat Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2021-27219 Reference: ESB-2021.0994 Original Bulletin: https://access.redhat.com/errata/RHSA-2021:2147 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: glib2 security update Advisory ID: RHSA-2021:2147-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:2147 Issue date: 2021-05-31 CVE Names: CVE-2021-27219 ===================================================================== 1. Summary: An update for glib2 is now available for Red Hat Enterprise Linux 7. 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 Client (v. 7) - x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - noarch, x86_64 3. Description: GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in GNOME, the main loop implementation, and a large set of utility functions for strings and common data structures. Security Fix(es): * glib: integer overflow in g_bytes_new function on 64-bit platforms due to an implicit cast from 64 bits to 32 bits (CVE-2021-27219) 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/): 1929858 - CVE-2021-27219 glib: integer overflow in g_bytes_new function on 64-bit platforms due to an implicit cast from 64 bits to 32 bits 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: glib2-2.56.1-9.el7_9.src.rpm x86_64: glib2-2.56.1-9.el7_9.i686.rpm glib2-2.56.1-9.el7_9.x86_64.rpm glib2-debuginfo-2.56.1-9.el7_9.i686.rpm glib2-debuginfo-2.56.1-9.el7_9.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): noarch: glib2-doc-2.56.1-9.el7_9.noarch.rpm x86_64: glib2-debuginfo-2.56.1-9.el7_9.i686.rpm glib2-debuginfo-2.56.1-9.el7_9.x86_64.rpm glib2-devel-2.56.1-9.el7_9.i686.rpm glib2-devel-2.56.1-9.el7_9.x86_64.rpm glib2-fam-2.56.1-9.el7_9.x86_64.rpm glib2-static-2.56.1-9.el7_9.i686.rpm glib2-static-2.56.1-9.el7_9.x86_64.rpm glib2-tests-2.56.1-9.el7_9.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: glib2-2.56.1-9.el7_9.src.rpm x86_64: glib2-2.56.1-9.el7_9.i686.rpm glib2-2.56.1-9.el7_9.x86_64.rpm glib2-debuginfo-2.56.1-9.el7_9.i686.rpm glib2-debuginfo-2.56.1-9.el7_9.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): noarch: glib2-doc-2.56.1-9.el7_9.noarch.rpm x86_64: glib2-debuginfo-2.56.1-9.el7_9.i686.rpm glib2-debuginfo-2.56.1-9.el7_9.x86_64.rpm glib2-devel-2.56.1-9.el7_9.i686.rpm glib2-devel-2.56.1-9.el7_9.x86_64.rpm glib2-fam-2.56.1-9.el7_9.x86_64.rpm glib2-static-2.56.1-9.el7_9.i686.rpm glib2-static-2.56.1-9.el7_9.x86_64.rpm glib2-tests-2.56.1-9.el7_9.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: glib2-2.56.1-9.el7_9.src.rpm ppc64: glib2-2.56.1-9.el7_9.ppc.rpm glib2-2.56.1-9.el7_9.ppc64.rpm glib2-debuginfo-2.56.1-9.el7_9.ppc.rpm glib2-debuginfo-2.56.1-9.el7_9.ppc64.rpm glib2-devel-2.56.1-9.el7_9.ppc.rpm glib2-devel-2.56.1-9.el7_9.ppc64.rpm ppc64le: glib2-2.56.1-9.el7_9.ppc64le.rpm glib2-debuginfo-2.56.1-9.el7_9.ppc64le.rpm glib2-devel-2.56.1-9.el7_9.ppc64le.rpm s390x: glib2-2.56.1-9.el7_9.s390.rpm glib2-2.56.1-9.el7_9.s390x.rpm glib2-debuginfo-2.56.1-9.el7_9.s390.rpm glib2-debuginfo-2.56.1-9.el7_9.s390x.rpm glib2-devel-2.56.1-9.el7_9.s390.rpm glib2-devel-2.56.1-9.el7_9.s390x.rpm x86_64: glib2-2.56.1-9.el7_9.i686.rpm glib2-2.56.1-9.el7_9.x86_64.rpm glib2-debuginfo-2.56.1-9.el7_9.i686.rpm glib2-debuginfo-2.56.1-9.el7_9.x86_64.rpm glib2-devel-2.56.1-9.el7_9.i686.rpm glib2-devel-2.56.1-9.el7_9.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): noarch: glib2-doc-2.56.1-9.el7_9.noarch.rpm ppc64: glib2-debuginfo-2.56.1-9.el7_9.ppc.rpm glib2-debuginfo-2.56.1-9.el7_9.ppc64.rpm glib2-fam-2.56.1-9.el7_9.ppc64.rpm glib2-static-2.56.1-9.el7_9.ppc.rpm glib2-static-2.56.1-9.el7_9.ppc64.rpm glib2-tests-2.56.1-9.el7_9.ppc64.rpm ppc64le: glib2-debuginfo-2.56.1-9.el7_9.ppc64le.rpm glib2-fam-2.56.1-9.el7_9.ppc64le.rpm glib2-static-2.56.1-9.el7_9.ppc64le.rpm glib2-tests-2.56.1-9.el7_9.ppc64le.rpm s390x: glib2-debuginfo-2.56.1-9.el7_9.s390.rpm glib2-debuginfo-2.56.1-9.el7_9.s390x.rpm glib2-fam-2.56.1-9.el7_9.s390x.rpm glib2-static-2.56.1-9.el7_9.s390.rpm glib2-static-2.56.1-9.el7_9.s390x.rpm glib2-tests-2.56.1-9.el7_9.s390x.rpm x86_64: glib2-debuginfo-2.56.1-9.el7_9.i686.rpm glib2-debuginfo-2.56.1-9.el7_9.x86_64.rpm glib2-fam-2.56.1-9.el7_9.x86_64.rpm glib2-static-2.56.1-9.el7_9.i686.rpm glib2-static-2.56.1-9.el7_9.x86_64.rpm glib2-tests-2.56.1-9.el7_9.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: glib2-2.56.1-9.el7_9.src.rpm x86_64: glib2-2.56.1-9.el7_9.i686.rpm glib2-2.56.1-9.el7_9.x86_64.rpm glib2-debuginfo-2.56.1-9.el7_9.i686.rpm glib2-debuginfo-2.56.1-9.el7_9.x86_64.rpm glib2-devel-2.56.1-9.el7_9.i686.rpm glib2-devel-2.56.1-9.el7_9.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): noarch: glib2-doc-2.56.1-9.el7_9.noarch.rpm x86_64: glib2-debuginfo-2.56.1-9.el7_9.i686.rpm glib2-debuginfo-2.56.1-9.el7_9.x86_64.rpm glib2-fam-2.56.1-9.el7_9.x86_64.rpm glib2-static-2.56.1-9.el7_9.i686.rpm glib2-static-2.56.1-9.el7_9.x86_64.rpm glib2-tests-2.56.1-9.el7_9.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-2021-27219 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 2021 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYLS3ctzjgjWX9erEAQi/oBAAk7Y1nA3n84Zz7y/KwwhHGlbTLc0NXn4c nRQUpxJuScuvefAmM+Z73qxqxdM+hBQfDoodATPeTgYT7mYFnN3n+dTrv7Sg1kks aU9Q6d7HdRnk4mhOK3blYI8Ln5LYkcRcqmpyZ8sN14Cqffc+o5VEIwT6hht9/iZL UJQDhdbWT/EDXcZ7iV+1ahicKczm/XEZVkC8zAa9rcQlJ3JJ36gmMuCvmYbS4TOb 8UKNb2hpjkk9laGC5BWG8dnpzrdQnUXmd39n7rltLiIxoQeq3UWo44UCV7XZFcVT eoEt5o3no3+mlIcYto6u5lgfq83D/bI6OuRVRm3BaAp5lBNqPU6dzv2sxtWbKizR vIlmBmoWvYXbNxwkGZeQ5ZU3TTumCUOqIvT5KFIdurWPeknb9zD4Xt8JIuWNXwbV 1mv5jnAz8+v8LX2hQpUh2QPEpTi6GKDWhTE2w+Ulh4s0SCTICc8pjdyNx+PljDDx HyWwPu7veac0fewc+VHZzsTqrKFnH46+A6LIv2bySioa0oomxxWZrSg5BBx+tQXn ND/TjXaFnmrHVyDP7zD0PPBR13PlN8o++LK6oIADSrruc/1FPC7veEqFjMyHwemG nJyp479dwq4M7kpBgd9VfFTVjluCxYsA7FDwP+6q3k+ZJR6S0Dm5pXail/S1gPpw qTmrr3x9NbI= =Nn9w - -----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 iQIVAwUBYLW7FeNLKJtyKPYoAQhX1g//aVA3929NNc5Wze6t6C7CdjJrvS2nLSOK F411t+1vVTGjgRCyIiOUyEXaLGsCfjLr6NyfeCMe3CLgIAfUo81z+oaAcpknH4fe 16Sq9PKFG51HQHZwewNhduuqFZkEQhsoYYosa32qoJTGlUjSpKuCziN67Nsrlvsx VOxjnQzNWP9ytegfEdU+6L6P0uDNczUzNjchqVl5C+TEfzmN5Ld7zEJiHKv7ErwR sIQcGRIN8wmi/968UOJW9QVJ/r0BqAud3ArHvpjeQFfRWTEEPxCSe2f1UtAY7isr HMozljILcaBvZ5bkp6avp/zIM1W1R8w7BHx6OQjCqlzLTNxnnKmPbxwX4OM2g1aV T+AGJk05na7gNk1/gm/XUYK0hDVc98218hkuigrxVhJ04tFKAMpbZOOv9ys6GM0W pYREjWqIkCNLc5LSs0vZUkxryrq/77+Cn8OBt+j12X/Oaw4DOo9eJjfZiL21/Uye VuINcWYSnnmw2HJUg2tPmQ+q8NUCBPmYYD8hwGYuaSHKejJ9CO6QDNgYf+PdJ5vz v03oASEwGoa6cU2Ev9R2XrX8UvPhShTBIDCzzdvoKXwoUQ1B4PzLnR+xDOiji1QR 3rrdQ246exttagTYW/bH8TBVL6dAHnuEz0JT/N4E0+/NYGekP/Bi3/GxArgx9QQH 6d39CRT/G3o= =M0ub -----END PGP SIGNATURE-----