CVE-2018-17336

Publication date 22 September 2018

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

UDisks 2.8.0 has a format string vulnerability in udisks_log in udiskslogging.c, allowing attackers to obtain sensitive information (stack contents), cause a denial of service (memory corruption), or possibly have unspecified other impact via a malformed filesystem label, as demonstrated by %d or %n substrings.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
udisks2	18.04 LTS bionic	Fixed 2.7.6-3ubuntu0.2
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not affected

Notes

mdeslaur

introduced by ad2ce6714e911be58011dd6b838ec0f6fd0f950f in udisks 2.6.4

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
udisks2	Upstream: e369a9b

Severity score breakdown

Parameter	Value
Base score	7.8 · High
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H