CVE-2018-7754 in Ubuntu

CVE-2018-7754

Priority

Description

The aoedisk_debugfs_show function in drivers/block/aoe/aoeblk.c in the
Linux kernel through 4.16.4rc4 allows local users to obtain sensitive
address information by reading "ffree: " lines in a debugfs file.

References

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7754
https://elixir.bootlin.com/linux/v4.16-rc4/source/drivers/block/aoe/aoeblk.c#L421
https://github.com/johnsonwangqize/cve-linux/blob/master/CVE-2018-7754.md

Notes

tyhicks> Two mitigating factors for this issue are that debugfs files are
restricted to root and KASLR is only used in 18.04 and newer

Package

Source: linux (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	deferred (2018-10-01)
Ubuntu 14.04 LTS (Trusty Tahr):	deferred (2018-10-01)
Ubuntu 16.04 LTS (Xenial Xerus):	deferred (2018-10-01)
Ubuntu 18.04 LTS (Bionic Beaver):	deferred (2018-10-01)
Ubuntu 18.10 (Cosmic Cuttlefish):	deferred (2018-10-01)
Ubuntu 19.04 (Disco Dingo):	deferred (2018-10-01)

Patches:

Introduced by 2256c1c51e98d4eb2063a7f84f9ea783fda95f7f

Fixed by ad67b74d2469d9b82aaa572d76474c95bc484d57

Package

Source: linux-aws (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	deferred (2018-10-01)
Ubuntu 16.04 LTS (Xenial Xerus):	deferred (2018-10-01)
Ubuntu 18.04 LTS (Bionic Beaver):	deferred (2018-10-01)
Ubuntu 18.10 (Cosmic Cuttlefish):	deferred (2018-10-01)
Ubuntu 19.04 (Disco Dingo):	deferred (2018-10-01)

Package

Source: linux-aws-hwe (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	DNE
Ubuntu 16.04 LTS (Xenial Xerus):	deferred
Ubuntu 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-azure (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	deferred (2018-10-01)
Ubuntu 16.04 LTS (Xenial Xerus):	deferred (2018-10-01)
Ubuntu 18.04 LTS (Bionic Beaver):	deferred (2018-10-01)
Ubuntu 18.10 (Cosmic Cuttlefish):	deferred (2018-10-01)
Ubuntu 19.04 (Disco Dingo):	deferred (2018-10-01)

Package

Source: linux-azure-edge (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	DNE
Ubuntu 16.04 LTS (Xenial Xerus):	deferred (2018-10-01)
Ubuntu 18.04 LTS (Bionic Beaver):	deferred (2018-10-01)
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-euclid (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
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 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-flo (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	ignored (abandoned)
Ubuntu 16.04 LTS (Xenial Xerus):	ignored (abandoned)
Ubuntu 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-gcp (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	DNE
Ubuntu 16.04 LTS (Xenial Xerus):	deferred (2018-10-01)
Ubuntu 18.04 LTS (Bionic Beaver):	deferred (2018-10-01)
Ubuntu 18.10 (Cosmic Cuttlefish):	deferred (2018-10-01)
Ubuntu 19.04 (Disco Dingo):	deferred (2018-10-01)

Package

Source: linux-gcp-edge (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	DNE
Ubuntu 16.04 LTS (Xenial Xerus):	DNE
Ubuntu 18.04 LTS (Bionic Beaver):	deferred
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-gke (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	DNE
Ubuntu 16.04 LTS (Xenial Xerus):	ignored (end-of-life)
Ubuntu 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-goldfish (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	ignored (abandoned)
Ubuntu 16.04 LTS (Xenial Xerus):	ignored (end-of-life)
Ubuntu 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-grouper (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	ignored (abandoned)
Ubuntu 16.04 LTS (Xenial Xerus):	DNE
Ubuntu 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-hwe (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	DNE
Ubuntu 16.04 LTS (Xenial Xerus):	deferred (2018-10-01)
Ubuntu 18.04 LTS (Bionic Beaver):	not-affected (4.18.0-13.14~18.04.1)
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-hwe-edge (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	DNE
Ubuntu 16.04 LTS (Xenial Xerus):	deferred (2018-10-01)
Ubuntu 18.04 LTS (Bionic Beaver):	deferred (2018-10-01)
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-kvm (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	DNE
Ubuntu 16.04 LTS (Xenial Xerus):	deferred (2018-10-01)
Ubuntu 18.04 LTS (Bionic Beaver):	deferred (2018-10-01)
Ubuntu 18.10 (Cosmic Cuttlefish):	deferred (2018-10-01)
Ubuntu 19.04 (Disco Dingo):	deferred (2018-10-01)

Package

Source: linux-lts-trusty (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	ignored (was needed ESM criteria)
Ubuntu 14.04 LTS (Trusty Tahr):	DNE
Ubuntu 16.04 LTS (Xenial Xerus):	DNE
Ubuntu 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-lts-utopic (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
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 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-lts-vivid (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
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 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-lts-wily (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
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 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-lts-xenial (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	deferred (2018-10-01)
Ubuntu 16.04 LTS (Xenial Xerus):	DNE
Ubuntu 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-maguro (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	ignored (abandoned)
Ubuntu 16.04 LTS (Xenial Xerus):	DNE
Ubuntu 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-mako (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	ignored (abandoned)
Ubuntu 16.04 LTS (Xenial Xerus):	ignored (abandoned)
Ubuntu 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-manta (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	ignored (abandoned)
Ubuntu 16.04 LTS (Xenial Xerus):	DNE
Ubuntu 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

Package

Source: linux-oem (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	DNE
Ubuntu 16.04 LTS (Xenial Xerus):	ignored (end-of-life)
Ubuntu 18.04 LTS (Bionic Beaver):	deferred (2018-10-01)
Ubuntu 18.10 (Cosmic Cuttlefish):	deferred (2018-10-01)
Ubuntu 19.04 (Disco Dingo):	deferred (2018-10-01)

Package

Source: linux-oracle (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	DNE
Ubuntu 16.04 LTS (Xenial Xerus):	deferred
Ubuntu 18.04 LTS (Bionic Beaver):	deferred
Ubuntu 18.10 (Cosmic Cuttlefish):	deferred
Ubuntu 19.04 (Disco Dingo):	deferred

Package

Source: linux-raspi2 (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	DNE
Ubuntu 16.04 LTS (Xenial Xerus):	deferred (2018-10-01)
Ubuntu 18.04 LTS (Bionic Beaver):	deferred (2018-10-01)
Ubuntu 18.10 (Cosmic Cuttlefish):	deferred (2018-10-01)
Ubuntu 19.04 (Disco Dingo):	deferred (2018-10-01)

Package

Source: linux-snapdragon (LP Ubuntu Debian)

Upstream:	released (4.15~rc2)
Ubuntu 12.04 ESM (Precise Pangolin):	DNE
Ubuntu 14.04 LTS (Trusty Tahr):	DNE
Ubuntu 16.04 LTS (Xenial Xerus):	deferred (2018-10-01)
Ubuntu 18.04 LTS (Bionic Beaver):	DNE
Ubuntu 18.10 (Cosmic Cuttlefish):	DNE
Ubuntu 19.04 (Disco Dingo):	DNE

More Information

Updated: 2019-02-02 02:14:42 UTC (commit 7059f45cf4b69fe33ef46c34663eff0b74a943c5)