CVE-2017-11112

Publication date 8 July 2017

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

In ncurses 6.0, there is an attempted 0xffffffffffffffff access in the append_acs function of tinfo/parse_entry.c. It could lead to a remote denial of service attack if the terminfo library code is used to process untrusted terminfo data.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
ncurses	22.04 LTS jammy	Not affected
	21.10 impish	Not affected
	21.04 hirsute	Not affected
	20.10 groovy	Not affected
	20.04 LTS focal	Not affected
	19.10 eoan	Not affected
	19.04 disco	Not affected
	18.10 cosmic	Not affected
	18.04 LTS bionic	Not affected
	17.10 artful	Ignored end of life
	17.04 zesty	Ignored end of life
	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Fixed 6.0+20160213-1ubuntu1+esm1 Ubuntu Pro
	14.04 LTS trusty	Fixed 5.9+20140118-1ubuntu1+esm1 Ubuntu Pro

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Notes

ccdm94

fix availabe in patch 20170701 for ncurses 6.0.

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H