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Ubuntu Security Notice USN-5361-1

Posted Apr 1, 2022

Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5361-1 - It was discovered that the VFIO PCI driver in the Linux kernel did not properly handle attempts to access disabled memory spaces. A local attacker could use this to cause a denial of service. Mathy Vanhoef discovered that the Linux kernel’s WiFi implementation did not properly verify certain fragmented frames. A physically proximate attacker could possibly use this issue to inject or decrypt packets.

tags | advisory, denial of service, kernel, local

systems | linux, ubuntu

advisories | CVE-2020-12888, CVE-2020-26141, CVE-2020-26145, CVE-2020-3702, CVE-2021-0920, CVE-2021-0935, CVE-2021-28964, CVE-2021-31916, CVE-2021-37159, CVE-2021-39636, CVE-2021-4083, CVE-2021-42739, CVE-2021-43976, CVE-2021-45486

SHA-256 | c315b3f99c654dc04603839d125f1fe9f0159f30ff823c00d323d0852627c9cf

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