CVE-2017-9117

Publication date 21 May 2017

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

In LibTIFF 4.0.7, the program processes BMP images without verifying that biWidth and biHeight in the bitmap-information header match the actual input, leading to a heap-based buffer over-read in bmp2tiff.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
tiff	17.10 artful	Not affected
	17.04 zesty	Ignored
	16.10 yakkety	Ignored
	16.04 LTS xenial	Fixed 4.0.6-1ubuntu0.4
	14.04 LTS trusty	Fixed 4.0.3-7ubuntu0.9

Notes

sbeattie

likely only affects bmp2tiff binary, which was removed in 4.0.7 or 4.0.8

mdeslaur

proposed patch in upstream bug bmp2tiff removed in recent versions same fix as CVE-2017-5563 we will not be fixing this issue in precise/esm

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H