CVE-2017-8824

Priority
Medium
Description
The dccp_disconnect function in net/dccp/proto.c in the Linux kernel
through 4.14.3 allows local users to gain privileges or cause a denial of
service (use-after-free) via an AF_UNSPEC connect system call during the
DCCP_LISTEN state.
Ubuntu-Description
Mohamed Ghannam discovered a use-after-free vulnerability in the DCCP
protocol implementation in the Linux kernel. A local attacker could use
this to cause a denial of service (system crash) or possibly execute
arbitrary code.
References
Notes
 sbeattie> MITIGATION: blacklist the dccp ipv[46] autoloading aliases by
  adding the following lines to /etc/modprobe.d/blacklist-dccp.conf:
  alias net-pf-2-proto-0-type-6 off
  alias net-pf-2-proto-33-type-6 off
  alias net-pf-10-proto-0-type-6 off
  alias net-pf-10-proto-33-type-6 off
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):released (3.13.0-142.191~precise1)
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):ignored (end-of-life)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (4.4.0-1019.24)
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):not-affected (4.15.0-1002.2)
Ubuntu 18.10 (Cosmic Cuttlefish):not-affected (4.15.0-1008.8)
Package
linux-vegetahd:needed
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):ignored (end-of-life)
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Patches:
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):ignored (was needed now end-of-life)
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Source: linux (LP Ubuntu Debian)
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):ignored (was needed ESM criteria)
Ubuntu 14.04 LTS (Trusty Tahr):released (3.13.0-142.191)
Ubuntu 16.04 LTS (Xenial Xerus):released (4.4.0-116.140)
Ubuntu 17.10 (Artful Aardvark):released (4.13.0-36.40)
Ubuntu 18.04 LTS (Bionic Beaver):not-affected (4.15.0-10.11)
Ubuntu 18.10 (Cosmic Cuttlefish):not-affected (4.15.0-20.21)
Patches:
Introduced by 7c657876b63cb1d8a2ec06f8fc6c37bb8412e66cFixed by 69c64866ce072dea1d1e59a0d61e0f66c0dffb76
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):ignored (end-of-life)
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):ignored (abandoned)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):released (4.4.0-116.140~14.04.1)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):ignored (end-of-life)
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (4.13.0-1011.15)
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):not-affected (4.15.0-1001.1)
Ubuntu 18.10 (Cosmic Cuttlefish):not-affected (4.15.0-1006.6)
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (4.15.0-15.16~16.04.1)
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):ignored (abandoned)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (4.13.0-1011.14)
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):not-affected (4.15.0-1002.2)
Ubuntu 18.10 (Cosmic Cuttlefish):not-affected (4.15.0-1009.9)
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):ignored (abandoned)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):ignored (was needs-triage now end-of-life)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):released (4.4.0-1014.14)
Ubuntu 16.04 LTS (Xenial Xerus):released (4.4.0-1052.61)
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):not-affected (4.15.0-1001.1)
Ubuntu 18.10 (Cosmic Cuttlefish):not-affected (4.15.0-1007.7)
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (4.4.0-1085.93)
Ubuntu 17.10 (Artful Aardvark):released (4.13.0-1014.15)
Ubuntu 18.04 LTS (Bionic Beaver):not-affected (4.15.0-1006.7)
Ubuntu 18.10 (Cosmic Cuttlefish):not-affected (4.15.0-1010.11)
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (4.4.0-1087.92)
Ubuntu 17.10 (Artful Aardvark):released (4.4.0-1088.93)
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (4.13.0-1021.23)
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):not-affected (4.15.0-1002.3)
Ubuntu 18.10 (Cosmic Cuttlefish):not-affected (4.15.0-1004.5)
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):ignored (abandoned)
Ubuntu 16.04 LTS (Xenial Xerus):ignored (abandoned)
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):ignored (was needed ESM criteria)
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):ignored (end-of-life)
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):ignored (abandoned)
Ubuntu 16.04 LTS (Xenial Xerus):needed
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):released (4.13.0-36.40~16.04.1)
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Package
linux-krillin:needed
Package
Upstream:released (4.15~rc3)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):ignored (abandoned)
Ubuntu 16.04 LTS (Xenial Xerus):ignored (abandoned)
Ubuntu 17.10 (Artful Aardvark):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
More Information

Updated: 2018-05-09 15:14:46 UTC (commit 14717)