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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.0251 [DLA 1646-1] qemu security update 30 January 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: qemu Publisher: Debian Operating System: Debian GNU/Linux 8 Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-19489 CVE-2018-19364 CVE-2018-17958 Reference: ESB-2018.3670 ESB-2018.3660 Original Bulletin: https://lists.debian.org/debian-lts-announce/2019/01/msg00023.html - --------------------------BEGIN INCLUDED TEXT-------------------- Package : qemu Version : 1:2.1+dfsg-12+deb8u9 CVE ID : CVE-2018-17958 CVE-2018-19364 CVE-2018-19489 Several vulnerabilities were found in QEMU, a fast processor emulator: CVE-2018-17958 The rtl8139 emulator is affected by an integer overflow and subsequent buffer overflow. This vulnerability might be triggered by remote attackers with crafted packets to perform denial of service (via OOB stack buffer access). CVE-2018-19364 The 9pfs subsystem is affected by a race condition allowing threads to modify an fid path while it is being accessed by another thread, leading to (for example) a use-after-free outcome. This vulnerability might be triggered by local attackers to perform denial of service. CVE-2018-19489 The 9pfs subsystem is affected by a race condition during file renaming. This vulnerability might be triggered by local attackers to perform denial of service. For Debian 8 "Jessie", these problems have been fixed in version 1:2.1+dfsg-12+deb8u9. 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 iQIVAwUBXFDti2aOgq3Tt24GAQh+xg//VIjenup1P3swkgfEPpceuCb1AKNmHyLF n2zr9LaQ7VOm55tUMBxZlvbG753a3UyHVnrCtrgzbkNYPoFljMU7qwtbsDYiXovd UKaiTx2Z0jy1Mg17fZCP0ReiHkf0gWUUiCXcxFiMB7k9T6z/3gKu8crxwLIZVlzq klnShC7Yt9MrmzdchAjuC236OnPRETmz58IJzQWS5VdpcDeiOIrdQ7wrwVKvcd4G i9UhhNQXy8t6HhmCEvP+IuFQX8g94hjdAzsgBENg6F1Q1JzSpJGmPqxgM0GMFrc4 BOusRpoYyTjPBBmEkzksKMiKi4vYlVIO5Z7qKGUtbIlO6BsW/YVDEYaqdH2rkx13 mlsTUMm7Mqjp5VdiCc1u/yKQRvMlMuLVesM5zyDh9pLnhM+FNo2grbwK4PxvR037 HO8NcPUNpk0rJSE/tJp9NeKfJFd7r7N2xUmE3Ir1j5pJhoL9WHKDkqfje1LEB6fZ SC04YlcwzT3n0cMI6V7ebidjG+D3h42pjhHW2r9ROb1Q4bhpTyDtaKQpu1IjVRsh WX1v0MTUXg1OGGWTjMA6R7U66uQCsaYcL9l2WTgJsDRkD5eT7ASYaq6w0erw1JuV tV0SgK56MrmIML46Tebaw57/RAC3O9Z+mlEKiJlAoxLRjIfdTAegRmA1qKIHYN5M XrXYdxV5Aqg= =CpaI -----END PGP SIGNATURE-----