Provide kernel.perf_event_paranoid sysctl level 3
Bug #1612790 reported by
Kees Cook
This bug affects 1 person
| Affects | Status | Importance | Assigned to | Milestone | |
|---|---|---|---|---|---|
| linux (Ubuntu) |
Fix Released
|
Undecided
|
Tim Gardner | ||
| Yakkety |
Fix Released
|
Undecided
|
Tim Gardner | ||
Bug Description
The perf subsystem provides a rather large attack surface, and system owners would like a way to disable access to non-root users. This is already being done in Android and Debian, and I'd like to do the same on my Ubuntu systems. :)
| Changed in linux (Ubuntu): | |
| assignee: | nobody → Tim Gardner (timg-tpi) |
Revision history for this message
| Brad Figg (brad-figg) wrote Missing required logs. | #1 |
| Changed in linux (Ubuntu): | |
| status: | New → Incomplete |
| Changed in linux (Ubuntu Yakkety): | |
| status: | Incomplete → In Progress |
| Changed in linux (Ubuntu Yakkety): | |
| importance: | Undecided → Medium |
| tags: | added: yakkety |
| Changed in linux (Ubuntu Yakkety): | |
| importance: | Medium → Undecided |
| status: | In Progress → Fix Committed |
| milestone: | none → ubuntu-16.10 |
Revision history for this message
| Tim Gardner (timg-tpi) wrote | #2 |
| Changed in linux (Ubuntu Yakkety): | |
| status: | Fix Committed → Fix Released |
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This bug is missing log files that will aid in diagnosing the problem. From a terminal window please run:
apport-collect 1612790
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the Ubuntu Kernel Team.