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Ubuntu Security Notice USN-5417-1

Posted May 12, 2022

Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5417-1 - Ke Sun, Alyssa Milburn, Henrique Kawakami, Emma Benoit, Igor Chervatyuk, Lisa Aichele, and Thais Moreira Hamasaki discovered that the Spectre Variant 2 mitigations for AMD processors on Linux were insufficient in some situations. A local attacker could possibly use this to expose sensitive information. It was discovered that the MMC/SD subsystem in the Linux kernel did not properly handle read errors from SD cards in certain situations. An attacker could possibly use this to expose sensitive information.

tags | advisory, kernel, local

systems | linux, ubuntu

advisories | CVE-2021-26401, CVE-2022-20008, CVE-2022-25258, CVE-2022-25375, CVE-2022-26490, CVE-2022-26966, CVE-2022-27223, CVE-2022-29156

SHA-256 | 337688d78bd8984c56f452e4bee794482d878f55146f535c4c249b641b2b5f51

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