Nov. 17, 2023, 12:12 a.m. |

Ubuntu security notices ubuntu.com

Benoit Morgan, Paul Grosen, Thais Moreira Hamasaki, Ke Sun, Alyssa Milburn,
Hisham Shafi, Nir Shlomovich, Tavis Ormandy, Daniel Moghimi, Josh Eads, Salman
Qazi, Alexandra Sandulescu, Andy Nguyen, Eduardo Vela, Doug Kwan, and Kostik
Shtoyk discovered that some Intel(R) Processors did not properly handle certain
sequences of processor instructions. A local attacker could possibly use this to
cause a core hang (resulting in a denial of service), gain access to sensitive
information or possibly escalate their privileges.

attacker daniel doug intel josh local microcode morgan nguyen ormandy paul processor processors tavis ormandy usn vulnerability

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