Debian Security Advisory
DLA-1863-1 linux-4.9 -- LTS security update
- Date Reported:
- 27 Jul 2019
- Affected Packages:
- Security database references:
- In Mitre's CVE dictionary: CVE-2019-13272.
- More information:
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 Debian 8
Jessie, this problem has been fixed in version 4.9.168-1+deb9u4~deb8u1.
We recommend that you upgrade your linux-4.9 packages.
Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS