Javier Muñoz

Betanzos (Spain)

Working at Igalia since 2006

Latest Updates

Javier Muñoz 16/10/2017

Attending LibreCon 2017

This week I will be attending LibreCon 2017, one of the largest international events on open source technologies. It will be held on 19 and 20 October in Santiago de Compostela (Spain). This year’s theme is the application of open source technologies...

Javier Muñoz 08/08/2017

Building and running RISC-V Linux rev 1.9 on QEMU

My configuration and scripts to build and run the RISC-V Linux kernel (rev 1.9) on RISC-V QEMU. Running an unattended build ~$ wget javiermunhoz.com/.../risc-v-linux-on-qemu-scripts-rev-1.9.tar.gz ~$ tar zxvf...

Javier Muñoz 28/06/2017

AWS4 browser-based upload goes upstream in Ceph

Some days ago Matt committed the great Radek's effort to have a more coherent and structured scaffolding in the Ceph RGW auth subsystem supporting the differences among the available auth algorithms. As part of this effort and patchset related to the RGW...

Javier Muñoz 16/06/2017

CVE-2017-7269 - Binary patch diffing

This Tuesday, Microsoft released additional updates for older platforms to protect against potential nation-state activity. Among the updates, the official patch fixing the CVE-2017-7269 vulnerability is available. This official patch is a good way to...

Javier Muñoz 17/04/2017

CVE-2017-7269 - IIS 6.0 WebDAV remote code execution

This blog post contains my technical notes on the Microsoft Internet Information Services (IIS) 6.0 WebDAV 'ScStoragePathFromUrl' buffer overflow vulnerability (CVE-2017-7269). While the root cause of this bug is a simple stack overflow, the public proof...