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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.2376 jbig2dec security update 14 July 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: jbig2dec Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 8 Red Hat Enterprise Linux WS/Desktop 8 Impact/Access: Denial of Service -- Remote/Unauthenticated Execute Arbitrary Code/Commands -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-12268 Reference: ESB-2020.1739.2 Original Bulletin: https://access.redhat.com/errata/RHSA-2020:2897 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: jbig2dec security update Advisory ID: RHSA-2020:2897-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2897 Issue date: 2020-07-13 CVE Names: CVE-2020-12268 ===================================================================== 1. Summary: An update for jbig2dec is now available for Red Hat Enterprise Linux 8. 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 (v. 8) - aarch64, ppc64le, s390x, x86_64 3. Description: jbig2dec is a decoder implementation of the JBIG2 image compression format. Security Fix(es): * jbig2dec: heap-based buffer overflow in jbig2_image_compose in jbig2_image.c (CVE-2020-12268) 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/): 1848518 - CVE-2020-12268 jbig2dec: heap-based buffer overflow in jbig2_image_compose in jbig2_image.c 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): Source: jbig2dec-0.14-4.el8_2.src.rpm aarch64: jbig2dec-debuginfo-0.14-4.el8_2.aarch64.rpm jbig2dec-debugsource-0.14-4.el8_2.aarch64.rpm jbig2dec-libs-0.14-4.el8_2.aarch64.rpm jbig2dec-libs-debuginfo-0.14-4.el8_2.aarch64.rpm ppc64le: jbig2dec-debuginfo-0.14-4.el8_2.ppc64le.rpm jbig2dec-debugsource-0.14-4.el8_2.ppc64le.rpm jbig2dec-libs-0.14-4.el8_2.ppc64le.rpm jbig2dec-libs-debuginfo-0.14-4.el8_2.ppc64le.rpm s390x: jbig2dec-debuginfo-0.14-4.el8_2.s390x.rpm jbig2dec-debugsource-0.14-4.el8_2.s390x.rpm jbig2dec-libs-0.14-4.el8_2.s390x.rpm jbig2dec-libs-debuginfo-0.14-4.el8_2.s390x.rpm x86_64: jbig2dec-debuginfo-0.14-4.el8_2.i686.rpm jbig2dec-debuginfo-0.14-4.el8_2.x86_64.rpm jbig2dec-debugsource-0.14-4.el8_2.i686.rpm jbig2dec-debugsource-0.14-4.el8_2.x86_64.rpm jbig2dec-libs-0.14-4.el8_2.i686.rpm jbig2dec-libs-0.14-4.el8_2.x86_64.rpm jbig2dec-libs-debuginfo-0.14-4.el8_2.i686.rpm jbig2dec-libs-debuginfo-0.14-4.el8_2.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-2020-12268 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 iQIVAwUBXwxBVtzjgjWX9erEAQj/1g/+Lfmi2m1LJaZ4pGgXTniKQhKFS3JbGmpF hnXehKOJU1Apz5vxUfuLdu1X8WN8EvPSGXPfJLD8WaCwAA91EoRCLuSUFyWiXcKd 7WQGUFJwrT5fPPkG0QYUiuW+JBlszRbWIh5+m6dw+3eY1JAtbLtreoRqv15PA2vb Sh2DsYuDvtHZ6JBnNAlxDhFgooUPyo9xd4geIVOoNqtnTh6g9iUpWFge7iwLiUTY UcBpyj1MuhuB9pgrlv7BJTyACizuaZGbEbD4zRmfnq3tiq+31bJR23Z2zat1TBrN cDPqDZ+qZ6UyDBAgl2KGbBV746pc7219PN1ryxgQb11pOwyDTUX1XO43Kfwj0R06 fHTur3YyoUQ1k3snCJ50T7KMAmTfMOjJeCFy97tMk1atKbtWbJYjARowBu/bkGy6 caO8sLgrXm7l9ootPMvaNVQXOXoZMOXwBH7xckn+TanoQYqtD3kxdZ7dQrsZnhd9 b1U1RwDV6OyjRN7Ff3LhyeA5abS3K2GNBgH4jeNSCAQ2N86hA9JVXhQoKhWj4Ecm S37r3k6EbqIh/uwMxtB36JR9K97GxP5vNs4jHqlQ+jQtNWaBnZgQNTlsfrCvRihH FJCfy61P9KhXBkvBFTe98zmeNUa5R4YA2rL3ictd+fDlH5jm/djVFNmiHzuWxQFM jN9vPmRf81Y= =lgTy - -----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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