ELA-1021-1 intel-microcode security update

reptar

2023-12-17
Packageintel-microcode
Version3.20231114.1~deb8u1 (jessie), 3.20231114.1~deb9u1 (stretch)
Related CVEs CVE-2023-23583


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 processors mishandle repeated sequences of instructions leading to unexpected behavior, which may result in privilege escalation, information disclosure or denial of service. This vulnerability is also known as reptar and has been assigend CVE-2023-23583.



For Debian 8 jessie, these problems have been fixed in version 3.20231114.1~deb8u1.

For Debian 9 stretch, these problems have been fixed in version 3.20231114.1~deb9u1.

We recommend that you upgrade your intel-microcode packages.

Further information about Extended LTS security advisories can be found in the dedicated section of our website.