Description
In the Linux kernel, the following vulnerability has been resolved: um: Fix potential race condition in TLB sync During the TLB sync, we need to traverse and modify the page table, so we should hold the page table lock. Since full SMP support for threads within the same process is still missing, let's disable the split page table lock for simplicity.
CVSS breakdown
CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected products
- Linux / Linux1e4ee5135d814fe4785890790cec81c3132888fb – f21c343ec7419377bff89ab11146c03ae117036f
- Linux / Linux1e4ee5135d814fe4785890790cec81c3132888fb – 102331b66bcaf1f41f50b9c4cd5c36e46bafa9f3
- Linux / Linux6.19 – 6.19
- Linux / Linux0 – 6.19
- Linux / Linux7.0.10 – 7.0.*
- Linux / Linux7.1 – *