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USN-6321-1: Linux kernel vulnerabilities
Aug. 30, 2023, 2:17 p.m. |
Ubuntu security notices ubuntu.com
clear microarchitectural state after speculative execution of various
instructions. A local unprivileged user could use this to obtain to
sensitive information. (CVE-2022-40982)
Tavis Ormandy discovered that some AMD processors did not properly handle
speculative execution of certain vector register instructions. A local
attacker could use this to expose sensitive information. (CVE-2023-20593)
It was discovered that the universal 32bit network packet classifier
implementation in the Linux kernel did not properly perform …
amd clear cve daniel information intel kernel linux linux kernel local ormandy processors register sensitive sensitive information speculative execution state tavis ormandy usn vulnerabilities
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