CVE-2016-7944

Publication date 13 December 2016

Last updated 24 July 2024


Ubuntu priority

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

Integer overflow in X.org libXfixes before 5.0.3 on 32-bit platforms might allow remote X servers to gain privileges via a length value of INT_MAX, which triggers the client to stop reading data and get out of sync.

Read the notes from the security team

Status

Package Ubuntu Release Status
libxfixes 22.04 LTS jammy
Fixed 1:5.0.3-1
21.10 impish
Fixed 1:5.0.3-1
21.04 hirsute
Fixed 1:5.0.3-1
20.10 groovy
Fixed 1:5.0.3-1
20.04 LTS focal
Fixed 1:5.0.3-1
19.10 eoan
Fixed 1:5.0.3-1
19.04 disco
Fixed 1:5.0.3-1
18.10 cosmic
Fixed 1:5.0.3-1
18.04 LTS bionic
Fixed 1:5.0.3-1
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
14.04 LTS trusty Not in release
12.04 LTS precise Ignored end of life

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Notes


msalvatore

patch released in 1:5.0.1-2+deb8u1

Patch details

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

Package Patch details
libxfixes

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