freeing apparmor profiles cause irq stack overflow
Bug #1056078 reported by
Chris J Arges
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Fix Released
|
Critical
|
John Johansen | ||
Lucid |
Fix Released
|
Undecided
|
Tim Gardner | ||
Oneiric |
Fix Released
|
Undecided
|
Tim Gardner | ||
Precise |
Fix Released
|
Critical
|
Tim Gardner | ||
Quantal |
Fix Released
|
Critical
|
John Johansen |
Bug Description
In cases where a program has its profile replaced frequently over a longer period of time, when we free the aa profile it could cause a stack overflow such that another CPU's per_cpu area gets overwritten causing memory corruption.
Related branches
Changed in linux (Ubuntu): | |
importance: | Undecided → Critical |
Changed in linux (Ubuntu Lucid): | |
status: | New → Confirmed |
Changed in linux (Ubuntu Quantal): | |
status: | Confirmed → Fix Committed |
Changed in linux (Ubuntu Precise): | |
assignee: | nobody → Tim Gardner (timg-tpi) |
status: | Confirmed → In Progress |
Changed in linux (Ubuntu Precise): | |
importance: | Undecided → Critical |
Changed in linux (Ubuntu Quantal): | |
assignee: | nobody → Chris J Arges (christopherarges) |
assignee: | Chris J Arges (christopherarges) → John Johansen (jjohansen) |
Changed in linux (Ubuntu Precise): | |
status: | In Progress → Fix Committed |
Changed in linux (Ubuntu Oneiric): | |
status: | Confirmed → Fix Committed |
assignee: | nobody → Tim Gardner (timg-tpi) |
Changed in linux (Ubuntu Lucid): | |
assignee: | nobody → Tim Gardner (timg-tpi) |
status: | Confirmed → Fix Committed |
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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 1056078
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.