USN-4096-1
Not scored
linux-aws, linux-aws-hwe vulnerability
Andrei Vlad Lutas and Dan Lutas discovered that some x86 processors incorrectly handle SWAPGS instructions during speculative execution. A local attacker could use this to expose sensitive information (kernel memory).
Exploit probability
Not scored
Published
August 13, 2019
Required by
Not available
Last source change
June 3, 2026
02 / AFFECTED SOFTWARE
Affected packages
11 explicit affected versions
28 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
USN-4096-1
View original source
Andrei Vlad Lutas and Dan Lutas discovered that some x86 processors incorrectly handle SWAPGS instructions during speculative execution. A local attacker could use this to expose sensitive information (kernel memory).
05 / REFERENCES