CVE-2017-13305

Published: 4 April 2018

A information disclosure vulnerability in the Upstream kernel encrypted-keys. Product: Android. Versions: Android kernel. Android ID: A-70526974.

From the Ubuntu Security Team

It was discovered that a buffer overread vulnerability existed in the keyring subsystem of the Linux kernel. A local attacker could possibly use this to expose sensitive information (kernel memory).

Priority

Cvss 3 Severity Score

7.1

Score breakdown

Status

Package	Release	Status
linux Launchpad, Ubuntu, Debian	artful	Not vulnerable (4.12.0-11.12)
	bionic	Not vulnerable (4.13.0-16.19)
	trusty	Released (3.13.0-149.199)
	upstream	Released (4.12~rc5)
	xenial	Released (4.4.0-121.145)
	Patches: Introduced by 7e70cb4978507cf31d76b90e4cfb4c28cad87f0c Fixed by 794b4bc292f5d31739d89c0202c54e7dc9bc3add
linux-aws Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Not vulnerable (4.15.0-1001.1)
	trusty	Released (4.4.0-1017.17)
	upstream	Released (4.12~rc5)
	xenial	Released (4.4.0-1055.64)
linux-azure Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Not vulnerable (4.15.0-1002.2)
	trusty	Not vulnerable (4.15.0-1023.24~14.04.1)
	upstream	Released (4.12~rc5)
	xenial	Released (4.13.0-1005.7)
linux-euclid Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Does not exist
	trusty	Does not exist
	upstream	Released (4.12~rc5)
	xenial	Ignored (was needs-triage ESM criteria)
linux-flo Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Does not exist
	trusty	Does not exist (trusty was ignored [abandoned])
	upstream	Released (4.12~rc5)
	xenial	Ignored (abandoned)
linux-gcp Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Not vulnerable (4.15.0-1001.1)
	trusty	Does not exist
	upstream	Released (4.12~rc5)
	xenial	Released (4.13.0-1002.5)
linux-gke Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Does not exist
	trusty	Does not exist
	upstream	Released (4.12~rc5)
	xenial	Ignored (end of standard support, was needed)
linux-goldfish Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Does not exist
	trusty	Does not exist (trusty was ignored [abandoned])
	upstream	Released (4.12~rc5)
	xenial	Ignored (end of life, was needed)
linux-grouper Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Does not exist
	trusty	Does not exist (trusty was ignored [abandoned])
	upstream	Released (4.12~rc5)
	xenial	Does not exist
linux-hwe Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Not vulnerable
	trusty	Does not exist
	upstream	Released (4.12~rc5)
	xenial	Released (4.13.0-26.29~16.04.2)
linux-hwe-edge Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Released (4.18.0-8.9~18.04.1)
	trusty	Does not exist
	upstream	Released (4.12~rc5)
	xenial	Released (4.13.0-26.29~16.04.2)
linux-kvm Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Not vulnerable (4.15.0-1002.2)
	trusty	Does not exist
	upstream	Released (4.12~rc5)
	xenial	Released (4.4.0-1021.26)
linux-lts-trusty Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Does not exist
	trusty	Does not exist
	upstream	Released (4.12~rc5)
	xenial	Does not exist
linux-lts-utopic Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Does not exist
	trusty	Does not exist (trusty was ignored [end of standard support])
	upstream	Released (4.12~rc5)
	xenial	Does not exist
linux-lts-vivid Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Does not exist
	trusty	Does not exist (trusty was ignored [end of standard support])
	upstream	Released (4.12~rc5)
	xenial	Does not exist
linux-lts-wily Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Does not exist
	trusty	Does not exist (trusty was ignored [end of standard support])
	upstream	Released (4.12~rc5)
	xenial	Does not exist
linux-lts-xenial Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Does not exist
	trusty	Released (4.4.0-121.145~14.04.1)
	upstream	Released (4.12~rc5)
	xenial	Does not exist
linux-maguro Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Does not exist
	trusty	Does not exist (trusty was ignored [abandoned])
	upstream	Released (4.12~rc5)
	xenial	Does not exist
linux-mako Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Does not exist
	trusty	Does not exist (trusty was ignored [abandoned])
	upstream	Released (4.12~rc5)
	xenial	Ignored (abandoned)
linux-manta Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Does not exist
	trusty	Does not exist (trusty was ignored [abandoned])
	upstream	Released (4.12~rc5)
	xenial	Does not exist
linux-oem Launchpad, Ubuntu, Debian	artful	Does not exist
	bionic	Not vulnerable (4.15.0-1002.3)
	trusty	Does not exist
	upstream	Released (4.12~rc5)
	xenial	Not vulnerable (4.13.0-1008.9)
linux-raspi2 Launchpad, Ubuntu, Debian	artful	Not vulnerable (4.13.0-1004.4)
	bionic	Not vulnerable (4.13.0-1005.5)
	trusty	Does not exist
	upstream	Released (4.12~rc5)
	xenial	Released (4.4.0-1087.95)
linux-snapdragon Launchpad, Ubuntu, Debian	artful	Released (4.4.0-1090.95)
	bionic	Not vulnerable
	trusty	Does not exist
	upstream	Released (4.12~rc5)
	xenial	Released (4.4.0-1090.95)

Severity score breakdown

Parameter	Value
Base score	7.1
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

References

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