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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.1180 qemu and qemu-kvm security update 18 April 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: qemu-kvm qemu Publisher: Debian Operating System: Debian GNU/Linux 7 Impact/Access: Execute Arbitrary Code/Commands -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2018-7550 Reference: ESB-2018.0884 ESB-2018.0812 Original Bulletin: https://lists.debian.org/debian-lts-announce/2018/04/msg00015.html https://lists.debian.org/debian-lts-announce/2018/04/msg00016.html Comment: This bulletin contains two (2) Debian security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- Package : qemu-kvm Version : 1.1.2+dfsg-6+deb7u25 CVE ID : CVE-2018-7550 Debian Bug : 892041 The load_multiboot function in hw/i386/multiboot.c in Quick Emulator (aka QEMU) allows local guest OS users to execute arbitrary code on the QEMU host via a mh_load_end_addr value greater than mh_bss_end_addr, which triggers an out-of-bounds read or write memory access. For Debian 7 "Wheezy", these problems have been fixed in version 1.1.2+dfsg-6+deb7u25. We recommend that you upgrade your qemu-kvm packages. Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS ================================================================= Package : qemu Version : 1.1.2+dfsg-6+deb7u25 CVE ID : CVE-2018-7550 Debian Bug : 892041 The load_multiboot function in hw/i386/multiboot.c in Quick Emulator (aka QEMU) allows local guest OS users to execute arbitrary code on the QEMU host via a mh_load_end_addr value greater than mh_bss_end_addr, which triggers an out-of-bounds read or write memory access. For Debian 7 "Wheezy", these problems have been fixed in version 1.1.2+dfsg-6+deb7u25. We recommend that you upgrade your qemu packages. Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS - --------------------------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 iQIVAwUBWtaeD4x+lLeg9Ub1AQhiqA/9FHDVGQDBotO7TOlK9BHp6z0I88zJDPpk fo45veoF49pGG3cbe5Qs3akdkvHpVh1ZJN2jr7IEFrtWpPd6gr/yOGrbV8v4vzK4 YFlLjYBmbtbHhwz1HRzjjZKSxutDNNHUa2P843fZJqwbzWRizu0G6pbgFEZQgiLD yNXMH6MG3tm6AAQuv9WVVevycg1HDKaqlopjX09Dc7KaDaEVS9T0CwOmigCu5aLe fIxIMNa0yqKrEDWdC0y4whIOiSDrhHKGKo3udKC2LLtxMcIN4iXgkOspTY4c0541 rdCu+VpjSrfI7/H0eQJewOeySAXdV4BxCVspbTzXEcr2gVC/HXMEyCV0FwNucr8m ziTks+IKADlBkFjoMpPWHSD3ayNDu9mCh30Jzk9W1HZskpzPir0mAVXqD7X1eTDN LXL+ew27ComJNO7lNqQEn1BRPYl7YtynBm1DC5jm8EAMkT2zIK8k2dwHdRGe+a+0 uAGyEfeCcsnB19qRvnaURfxGFzjv/xFpe+gTosu42gOG7sDsWCrM26hkJxZz4SD+ pB7n2Cl5velRx8MPNBpfQoVnUsg6Bgo/umzUX85Dip5bn5W7f95O3wBVmFNFkC4x 0F1BNk0P9Ufzlus86DsTVPlHsQdC2+qEEOGttyPCJvpdB+XwWDOKcyWJszV/j+jo O6MJW61J9u0= =OSTX -----END PGP SIGNATURE-----