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Ship it! Thanks for spending time making this portable. I'm unable to test this at the moment; if Tobias is around and able to submit a FreeBSD version it'd be good to integrate it into the same patch, otherwise we can just do that later. - Raphael Kubo da Costa On Dec. 1, 2015, 3:13 p.m., Martin Gräßlin wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://git.reviewboard.kde.org/r/126203/ > ----------------------------------------------------------- > > (Updated Dec. 1, 2015, 3:13 p.m.) > > > Review request for Plasma and Tobias Berner. > > > Repository: kscreenlocker > > > Description > ------- > > Setting the PR_SET_DUMPABLE flag to 0 for the security relevant > command kcheckpass and kscreenlocker_greet. If one wants to gdb into > the running command it will result in: > > ptrace: Operation not permitted. > > For kscreenlocker_greet ptrace is permitted in testing mode. > > As root it's still possible to attach to the process. > > --- > > @Tobias: I assume this is a strong linux-ism. Is there a FreeBSD compareable > functionality? > > I'm considering to push this explicitly without an ifdef. It's a new security > feature and I want to make non-Linux systems aware of the fact that it adds a > new feature and that a replacement should be added. > > > Diffs > ----- > > CMakeLists.txt f48bd53cafc188f79e041518dae0769d57597c69 > config-kscreenlocker.h.cmake 2a034dee8ec21e426bc1db1d56b0ed152d3de2ca > greeter/main.cpp e4e679e7ef40b319665428281fdba5f4e0b4eb25 > kcheckpass/kcheckpass.c fd2d2215bf2199f159a121bb0ce08e7b2b254aaa > > Diff: https://git.reviewboard.kde.org/r/126203/diff/ > > > Testing > ------- > > Tried to gdb into the processes: failed > Tried to gdb into kscreenlocker_greet --testing: succeeded > Tried to gdb into kscreenlocker_greet as root: succeeded > > > Thanks, > > Martin Gräßlin > >
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