CVE-2016-4794 (retired)

Priority
Description
Use-after-free vulnerability in mm/percpu.c in the Linux kernel through 4.6
allows local users to cause a denial of service (BUG) or possibly have
unspecified other impact via crafted use of the mmap and bpf system calls.
Ubuntu-Description
Sasha Levin discovered that a use-after-free existed in the percpu
allocator in the Linux kernel. A local attacker could use this to cause a
denial of service (system crash) or possibly execute arbitrary code with
administrative privileges.
Notes
 jdstrand> android kernels (flo, goldfish, grouper, maguro, mako and manta) are
  not supported on the Ubuntu Touch 14.10 and earlier preview kernels
 jdstrand> linux-lts-saucy no longer receives official support
 jdstrand> linux-lts-quantal no longer receives official support
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):not-affected (4.4.0-1001.10)
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):not-affected
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):not-affected (4.4.0-1003.3)
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):not-affected
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):not-affected (4.8.0-36.36~16.04.1)
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):not-affected (4.8.0-36.36~16.04.1)
Package
linux-krillin:not-affected
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Patches:
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):not-affected
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):released (4.4.0-1019.25)
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):released (4.4.0-1022.25)
Package
Upstream:released (4.7~rc4)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
linux-vegetahd:not-affected
More Information

Updated: 2019-05-15 17:19:18 UTC (commit 2d71aefac924bf16479c12958688c37878e881eb)