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USN-7848-1 Not scored

amd64-microcode vulnerabilities

Oleksii Oleksenko, Cedric Fournet, Jana Hofmann, Boris Köpf, Stavros Volos, and Flavien Solt discovered that some AMD processors may allow an attacker to infer data from previous stores. A local attacker could possibly use this issue to expose sensitive information. This update provides the updated microcode mitigations required for the corresponding Linux kernel update.

Exploit probability Not scored
Published October 29, 2025
Required by Not available
Last source change February 4, 2026

02 / AFFECTED SOFTWARE

Affected packages

Ubuntu:25.04 amd64-microcode

4 explicit affected versions

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities USN-7848-1

Oleksii Oleksenko, Cedric Fournet, Jana Hofmann, Boris Köpf, Stavros Volos, and Flavien Solt discovered that some AMD processors may allow an attacker to infer data from previous stores. A local attacker could possibly use this issue to expose sensitive information. This update provides the updated microcode mitigations required for the corresponding Linux kernel update.

View original source

05 / REFERENCES

Further evidence