CVE-2016-4805 (retired)

Priority
Description
Use-after-free vulnerability in drivers/net/ppp/ppp_generic.c in the Linux
kernel before 4.5.2 allows local users to cause a denial of service (memory
corruption and system crash, or spinlock) or possibly have unspecified
other impact by removing a network namespace, related to the
ppp_register_net_channel and ppp_unregister_channel functions.
Ubuntu-Description
Baozeng Ding discovered a use-after-free issue in the generic PPP layer in
the Linux kernel. A local attacker could use this to cause a denial of
service (system crash).
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
Source: linux (LP Ubuntu Debian)
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):released (3.2.0-105.146)
Ubuntu 16.04 LTS (Xenial Xerus):released (4.4.0-22.39)
Patches:
Introduced by 273ec51dd7ceaa76e038875d85061ec856d8905eFixed by 1f461dcdd296eecedaffffc6bae2bfa90bd7eb89
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE (precise was released [3.2.0-1668.93])
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):not-affected (4.4.0-1001.10)
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):ignored (abandoned)
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):not-affected (4.4.0-1003.3)
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):ignored (abandoned)
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):not-affected (4.8.0-36.36~16.04.1)
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):not-affected (4.8.0-36.36~16.04.1)
Package
linux-krillin:ignored (was needed now end-of-life)
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE (precise was ignored [abandoned])
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE (precise was ignored [abandoned])
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE (precise was ignored [abandoned])
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE (precise was ignored [end-of-life])
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Patches:
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE (precise was ignored [end-of-life])
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE (precise was ignored [end-of-life])
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):released (3.13.0-86.130~precise1)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):ignored (abandoned)
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE (precise was ignored [abandoned])
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (4.4.0-1010.12)
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (4.4.0-1013.14)
Package
Upstream:released (4.6~rc1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE (precise was released [3.2.0-1483.110])
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Package
linux-vegetahd:ignored (was needed now end-of-life)
More Information

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