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Jann Horn discovered that the ptrace subsystem in the Linux kernel mishandles the management of the credentials of a process that wants to create a ptrace relationship, allowing a local user to obtain root privileges under certain scenarios. . - ------------------------------------------------------------------------- Debian Security Advisory DSA-4484-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/security/ Salvatore Bonaccorso July 20, 2019 https://www.debian.org/security/faq - ------------------------------------------------------------------------- Package : linux CVE ID : CVE-2019-13272 Jann Horn discovered that the ptrace subsystem in the Linux kernel mishandles the management of the credentials of a process that wants to create a ptrace relationship, allowing a local user to obtain root privileges under certain scenarios. For the oldstable distribution (stretch), this problem has been fixed in version 4.9.168-1+deb9u4. For the stable distribution (buster), this problem has been fixed in version 4.19.37-5+deb10u1. This update includes as well a patch for a regression introduced by the original fix for CVE-2019-11478 (#930904). We recommend that you upgrade your linux packages. For the detailed security status of linux please refer to its security tracker page at: https://security-tracker.debian.org/tracker/source-package/linux Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it. . The recent Debian kernel security patch DSA-4484-1 successfully mitigates local privilege escalation threats with precision.. Debian Security Advisory, ptrace issue, root privilege escalation, Linux kernel update. . Severity: Critical. LinuxSecurity.com Team
Jul 20, 2019
•Critical
Debian