Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.2940 binutils security and bug fix update 7 August 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: binutils Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 7 Red Hat Enterprise Linux WS/Desktop 7 Linux variants Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Denial of Service -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2018-1000876 CVE-2018-12697 CVE-2018-12641 Original Bulletin: https://access.redhat.com/errata/RHSA-2019:2075 Comment: This advisory references vulnerabilities in products which run on platforms other than Red Hat. It is recommended that administrators running binutils check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: binutils security and bug fix update Advisory ID: RHSA-2019:2075-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:2075 Issue date: 2019-08-06 CVE Names: CVE-2018-12641 CVE-2018-12697 CVE-2018-1000876 ===================================================================== 1. Summary: An update for binutils is now available for Red Hat Enterprise Linux 7. 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 Enterprise Linux Client (v. 7) - x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 3. Description: The binutils packages provide a collection of binary utilities for the manipulation of object code in various object file formats. It includes the ar, as, gprof, ld, nm, objcopy, objdump, ranlib, readelf, size, strings, strip, and addr2line utilities. Security Fix(es): * binutils: integer overflow leads to heap-based buffer overflow in objdump (CVE-2018-1000876) * binutils: Stack Exhaustion in the demangling functions provided by libiberty (CVE-2018-12641) * binutils: NULL pointer dereference in work_stuff_copy_to_from in cplus-dem.c. (CVE-2018-12697) 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.7 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/): 1594410 - CVE-2018-12641 binutils: Stack Exhaustion in the demangling functions provided by libiberty 1595417 - CVE-2018-12697 binutils: NULL pointer dereference in work_stuff_copy_to_from in cplus-dem.c. 1624776 - binutils: ld removes some R_X86_64_JUMP_SLOT relocations 1652587 - Add support for the .attach_to_group pseudo-op to the assembler 1664699 - CVE-2018-1000876 binutils: integer overflow leads to heap-based buffer overflow in objdump 1670014 - binutils: Enable gold linker on all architectures with upstream implementation 1699745 - Failed ld plt-main/pltgot test cases 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: binutils-2.27-41.base.el7.src.rpm x86_64: binutils-2.27-41.base.el7.x86_64.rpm binutils-debuginfo-2.27-41.base.el7.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: binutils-debuginfo-2.27-41.base.el7.i686.rpm binutils-debuginfo-2.27-41.base.el7.x86_64.rpm binutils-devel-2.27-41.base.el7.i686.rpm binutils-devel-2.27-41.base.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: binutils-2.27-41.base.el7.src.rpm x86_64: binutils-2.27-41.base.el7.x86_64.rpm binutils-debuginfo-2.27-41.base.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: binutils-debuginfo-2.27-41.base.el7.i686.rpm binutils-debuginfo-2.27-41.base.el7.x86_64.rpm binutils-devel-2.27-41.base.el7.i686.rpm binutils-devel-2.27-41.base.el7.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: binutils-2.27-41.base.el7.src.rpm ppc64: binutils-2.27-41.base.el7.ppc64.rpm binutils-debuginfo-2.27-41.base.el7.ppc.rpm binutils-debuginfo-2.27-41.base.el7.ppc64.rpm binutils-devel-2.27-41.base.el7.ppc.rpm binutils-devel-2.27-41.base.el7.ppc64.rpm ppc64le: binutils-2.27-41.base.el7.ppc64le.rpm binutils-debuginfo-2.27-41.base.el7.ppc64le.rpm binutils-devel-2.27-41.base.el7.ppc64le.rpm s390x: binutils-2.27-41.base.el7.s390x.rpm binutils-debuginfo-2.27-41.base.el7.s390.rpm binutils-debuginfo-2.27-41.base.el7.s390x.rpm binutils-devel-2.27-41.base.el7.s390.rpm binutils-devel-2.27-41.base.el7.s390x.rpm x86_64: binutils-2.27-41.base.el7.x86_64.rpm binutils-debuginfo-2.27-41.base.el7.i686.rpm binutils-debuginfo-2.27-41.base.el7.x86_64.rpm binutils-devel-2.27-41.base.el7.i686.rpm binutils-devel-2.27-41.base.el7.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: binutils-2.27-41.base.el7.src.rpm x86_64: binutils-2.27-41.base.el7.x86_64.rpm binutils-debuginfo-2.27-41.base.el7.i686.rpm binutils-debuginfo-2.27-41.base.el7.x86_64.rpm binutils-devel-2.27-41.base.el7.i686.rpm binutils-devel-2.27-41.base.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-2018-12641 https://access.redhat.com/security/cve/CVE-2018-12697 https://access.redhat.com/security/cve/CVE-2018-1000876 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.7_release_notes/index 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 iQIVAwUBXUl2L9zjgjWX9erEAQgfRRAAigIkgy2H1Sory9p1hoy1FtS22QkMs9Yp MinmLkh4B+Et04n2UeKnxYB2Bzd2jH1VioHfFPv7Z/KwHlZM9Ophc9EFC61ARUfz Xfjpk2JiqMZTF77p5A43hje/0ooecRU/bumSIo482OBKDIdExX6EInHPr23Rw3ro rNQqHlrf1pivG2fU4k+Qj4QWN1D2GzRwTy/cJw/Myx32Chqy99OcyS5g8JqEcFfF WFEtiDvzIYhG9mfFvaOJSJJldi0gQj9ZsEPcOLxN2dd+P5DzM61ZKI8/2+0dtO6E q3ZHfwypwusOKw/z/kOuMXIoKKSe7tHntzs2q0QZPN/2xd5NgBWEo4GpuYYPNyvz QfJTnR9IcVmoajGjjqqNA8KCOGyfOy0+HNYk5V/HB5a2Na7nB7bKctBUNRwDwmaq tML+2ALIoOnPpCzqSijiOqIzZ4GGMdmmvFlnhMSlJvvDocYRxPShocIC/DpxxFf8 D04KRVkRiO9+5w5rQY2KatPoY5NVVKi67lBYg7NS/iY+cop/zKwU7ut8op/0h3Kd CtsTAjZutJ58i3BDqb6yjlF+RpBiuvIwWsXDULpbSWv3MzVN9zq8aqMzjeiFqPod 7iHDKKuI+wPYUnnAZvSbeNiXQ3lcpXSnrFKTGXzJnVqN5ckOebIdAOAjysSALaFi 4PUiYmp57yI= =l8De - -----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 iQIVAwUBXUpHbmaOgq3Tt24GAQgxmA//bejewHWkXv0OdtCCi3PzxAQuYdlOtpsh neMdwDS7rV112hFnAcZhyGu2rU9p61Eotpu2o1HrHElfOhAD3fHy1X6NjiMz9T3Y fOmoXgqLjpX3adldJmrYqt0tVt3fDoIB4meFl6RDa2EDeXXEvYtB6WjN+X6W2HN6 oxLg66PopX6Mvh8gAnrBWzhkvsSn/4xS8YUMXVtauiD9o9cvQflFcL7+j0hBjQGr PS6I+SrKjAR0k5n2PiLJvI9q7Mw8BDKCuRnNmJTp5NNwlsr9b5Y+utiOoEYQdSJ3 C5DclGZ4ihbpU/OL2TcEE9nVOvyHpg6aJHyovjkFFCszbWngLi77bUlJ0sYDALyI peZYu8xA84+XA1zxSzwv4epS+BzTah1A0RVS4lJ5YedJGKBCtwYcffasVY09NNoD tnUVja94MMFQj9dpvc3LyXDKXKOC1OEw31KhgS+vH66B6JbxlzmxHDQApRbcQy0d jbklIfJrh0yygb6DGp6HfxU8QWmAqWUTBfg5b4Lg/n+9ZwbkPFw+Vab92j+EkEC+ X3NlMFMPNGlCjOp/coS6N0iHk8d4GCwmoaVfrkwSmOfPwIBeZvZNAiE/6p+y4AIs 1SeX9yIlhbk3VB46re3LUOCP2i9P00noCLhmUvVDEIrHBnHlUN2cMTMIAdAlEKzD mBYiWQcJCyY= =xObD -----END PGP SIGNATURE-----