[aur-general] TU Application: Daniel Bermond (dbermond)

Levente Polyak anthraxx at archlinux.org
Sun Oct 14 22:10:31 UTC 2018

Hi Daniel,

On 10/14/18 9:49 PM, Daniel Bermond via aur-general wrote:
> I have a project of my own called screencast[4], which is a command line interface to record a X11 desktop using FFmpeg, having support for offline recording, live streaming and the capability of adding some effects. It's written in pure POSIX/portable shellscript.

Just took some seconds of reading screencast and i noticed the following
that you may want to fix as i didn't spot in a 10sec lookup what would
mitigate the following:


You are using /tmp here, you should replace processing with a safe user
owned directory aquired by `mktemp`.

The reason:

Its vulnerable to symlink attacks, you can delete arbitrary user owned
files via:

Or steal secret data like ssh or gnipg secret keys by moving it outside
of a user-only accessable folder via a `mv` gadget:



-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 833 bytes
Desc: OpenPGP digital signature
URL: <https://lists.archlinux.org/pipermail/aur-general/attachments/20181015/da1b1861/attachment.asc>

More information about the aur-general mailing list