XFree86/X11 1.16.2/1.16.2.99.901 SProcXIWarpPointer memory corruption

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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in XFree86 and X11. This issue affects the function SProcXIWarpPointer. The manipulation results in memory corruption. This vulnerability is identified as CVE-2014-8095. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in XFree86 and X11 (Windowing System Software). It has been classified as critical. Affected is the function SProcXIWarpPointer. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The XInput extension in X.Org X Window System (aka X11 or X) X11R4 and X.Org Server (aka xserver and xorg-server) before 1.16.3 allows remote authenticated users to cause a denial of service (out-of-bounds read or write) or possibly execute arbitrary code via a crafted length or index value to the (1) SProcXChangeDeviceControl, (2) ProcXChangeDeviceControl, (3) ProcXChangeFeedbackControl, (4) ProcXSendExtensionEvent, (5) SProcXIAllowEvents, (6) SProcXIChangeCursor, (7) ProcXIChangeHierarchy, (8) SProcXIGetClientPointer, (9) SProcXIGrabDevice, (10) SProcXIUngrabDevice, (11) ProcXIUngrabDevice, (12) SProcXIPassiveGrabDevice, (13) ProcXIPassiveGrabDevice, (14) SProcXIPassiveUngrabDevice, (15) ProcXIPassiveUngrabDevice, (16) SProcXListDeviceProperties, (17) SProcXDeleteDeviceProperty, (18) SProcXIListProperties, (19) SProcXIDeleteProperty, (20) SProcXIGetProperty, (21) SProcXIQueryDevice, (22) SProcXIQueryPointer, (23) SProcXISelectEvents, (24) SProcXISetClientPointer, (25) SProcXISetFocus, (26) SProcXIGetFocus, or (27) SProcXIWarpPointer function.

The weakness was released 12/10/2014 by Ilja van Sprundel (Website). The advisory is shared for download at x.org. This vulnerability is traded as CVE-2014-8095 since 10/10/2014. The exploitability is told to be easy. It is possible to launch the attack remotely. The requirement for exploitation is a authentication. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 80557 (Amazon Linux AMI : xorg-x11-server (ALAS-2015-470)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Amazon Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350232 (Amazon Linux Security Advisory for xorg-x11-server: ALAS-2015-470).

Upgrading to version 4 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (99221), Tenable (80557), SecurityFocus (BID 71599†), Secunia (SA62292†) and Vulnerability Center (SBV-51361†). Entries connected to this vulnerability are available at VDB-68379, VDB-68380, VDB-73184 and VDB-73183. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 80557
Nessus Name: Amazon Linux AMI : xorg-x11-server (ALAS-2015-470)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 703095
OpenVAS Name: Debian Security Advisory DSA 3095-1 (xorg-server - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: XFree86/X11 4

Timelineinfo

10/10/2014 🔍
12/09/2014 +60 days 🔍
12/10/2014 +1 days 🔍
12/10/2014 +0 days 🔍
03/27/2015 +107 days 🔍
07/14/2015 +109 days 🔍
07/16/2015 +2 days 🔍
08/29/2025 +3697 days 🔍

Sourcesinfo

Advisory: RHSA-2014:1983
Researcher: Ilja van Sprundel
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-8095 (🔍)
GCVE (CVE): GCVE-0-2014-8095
GCVE (VulDB): GCVE-100-73176

OVAL: 🔍

X-Force: 99221
SecurityFocus: 71599 - X.Org X Server Protocol Handling Multiple Out-of-Bounds Memory Access Vulnerabilities
Secunia: 62292
Vulnerability Center: 51361 - X.Org X Window System X11R4 and X.Org Server <1.16.3 Remote DoS and Code Execution in the XInput Extension, Medium

See also: 🔍

Entryinfo

Created: 03/27/2015 14:56
Updated: 08/29/2025 15:49
Changes: 03/27/2015 14:56 (67), 07/13/2017 10:40 (6), 04/07/2022 15:04 (4), 08/29/2025 15:49 (18)
Complete: 🔍
Cache ID: 216::103

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