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Fedora 33: Critical Stack Pointer Security Flaw in Kernel-Tools Revealed

The 5.11.9 stable kernel update contains a number of important fixes across the tree.. --------------------------------------------------------------------------------Fedora Update Notification FEDORA-2021-7c085ca697 2021-05-13 01:21:38.927391 --------------------------------------------------------------------------------Name : kernel-tools Product : Fedora 33 Version : 5.11.19 Release : 200.fc33 URL : https://www.kernel.org/ Summary : Assortment of tools for the Linux kernel Description : This package contains the tools/ directory from the kernel source and the supporting documentation. --------------------------------------------------------------------------------Update Information: The 5.11.9 stable kernel update contains a number of important fixes across the tree. --------------------------------------------------------------------------------ChangeLog: * Fri May 7 2021 Justin M. Forbes - 5.11.19-200 - Linux v5.11.19 * Thu May 6 2021 Jiri Olsa - Remove libbpf package * Thu May 6 2021 Justin M. Forbes - Build and package intel-speed-select (rhbz 1882427) --------------------------------------------------------------------------------References: [ 1 ] Bug #1957788 - CVE-2021-31829 kernel: protection of stack pointer against speculative pointer arithmetic can be bypassed to leak content of kernel memory https://bugzilla.redhat.com/show_bug.cgi?id=1957788 --------------------------------------------------------------------------------This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2021-7c085ca697' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be foundat https://fedoraproject.org/security/ --------------------------------------------------------------------------------_______________________________________________ package-announce mailing list -- This email address is being protected from spambots. You need JavaScript enabled to view it. To unsubscribe send an email to This email address is being protected from spambots. You need JavaScript enabled to view it. Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/This email address is being protected from spambots. You need JavaScript enabled to view it./ Do not reply to spam on the list, report it: https://pagure.io/fedora-infrastructure . The kernel-tools upgrade for Fedora 33 brings vital enhancements and tackles vulnerabilities related to stack pointer management.. Fedora Kernel Tools Update, Stack Pointer Security Fix, Critical Kernel Update, Linux Security Advisories. . Severity: Critical. LinuxSecurity.com Team

May 12, 2021 •Critical Fedora