VDB-138356 · CVE-2019-1010238 · RHSA-2019:2571

GNOME pango 1.42 pango_log2vis_get_embedding_levels memory corruption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.5	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in GNOME pango 1.42. This impacts the function pango_log2vis_get_embedding_levels. Such manipulation leads to memory corruption. This vulnerability is documented as CVE-2019-1010238. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in GNOME pango 1.42. It has been rated as critical. Affected by this issue is the function pango_log2vis_get_embedding_levels. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Gnome Pango 1.42 and later is affected by: Buffer Overflow. The impact is: The heap based buffer overflow can be used to get code execution. The component is: function name: pango_log2vis_get_embedding_levels, assignment of nchars and the loop condition. The attack vector is: Bug can be used when application pass invalid utf-8 strings to functions like pango_itemize.

The weakness was released 07/19/2019 (Website). The advisory is shared for download at seclists.org. This vulnerability is handled as CVE-2019-1010238 since 03/20/2019. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 236743 (Alibaba Cloud Linux 3 : 0081: pango (ALINUX3-SA-2022:0081)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (236743). Entry connected to this vulnerability is available at VDB-153338. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

GNOME

Name

pango

Version

1.42

License

open-source

Website

Vendor: https://www.gnome.org/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 236743
Nessus Name: Alibaba Cloud Linux 3 : 0081: pango (ALINUX3-SA-2022:0081)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/20/2019 🔍
07/19/2019 +121 days 🔍
07/20/2019 +1 days 🔍
05/16/2025 +2127 days 🔍

Sourcesinfo

Vendor: gnome.org

Advisory: RHSA-2019:2571
Status: Not defined

CVE: CVE-2019-1010238 (🔍)
GCVE (CVE): GCVE-0-2019-1010238
GCVE (VulDB): GCVE-100-138356
See also: 🔍

Entryinfo

Created: 07/20/2019 08:36
Updated: 05/16/2025 02:00
Changes: 07/20/2019 08:36 (54), 07/08/2020 18:48 (1), 11/05/2023 07:54 (3), 05/16/2025 02:00 (16)
Complete: 🔍
Cache ID: 216::103