GNU ncurses up to 6.5-20250322 tinfo/parse_entry.c postprocess_termcap stack-based overflow

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.
3.2$0-$5k0.00

Summaryinfo

A vulnerability was found in GNU ncurses up to 6.5-20250322 and classified as problematic. Affected by this issue is the function postprocess_termcap of the file tinfo/parse_entry.c. Executing a manipulation can lead to stack-based overflow. This vulnerability is registered as CVE-2025-6141. The attack needs to be launched locally. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in GNU ncurses up to 6.5-20250322 and classified as problematic. This vulnerability affects the function postprocess_termcap of the file tinfo/parse_entry.c. The manipulation with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect availability.

The advisory is available at lists.gnu.org. This vulnerability was named CVE-2025-6141. The exploitation appears to be easy. Local access is required to approach this attack. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 270040 (EulerOS 2.0 SP11 : ncurses (EulerOS-SA-2025-2206)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.5-20250329 eliminates this vulnerability. The upgrade is hosted for download at lists.gnu.org.

The vulnerability is also documented in the databases at Tenable (270040) and EUVD (EUVD-2025-18429). Additional details are provided at invisible-island.net. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 3.3
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 270040
Nessus Name: EulerOS 2.0 SP11 : ncurses (EulerOS-SA-2025-2206)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: ncurses 6.5-20250329

Timelineinfo

06/15/2025 Advisory disclosed
06/15/2025 +0 days VulDB entry created
06/02/2026 +352 days VulDB entry last update

Sourcesinfo

Vendor: gnu.org

Advisory: A stack-buffer-overflow in ncurses
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2025-6141 (🔒)
GCVE (CVE): GCVE-0-2025-6141
GCVE (VulDB): GCVE-100-312610
EUVD: 🔒
Misc.: 🔒

Entryinfo

Created: 06/15/2025 13:13
Updated: 06/02/2026 18:38
Changes: 06/15/2025 13:13 (58), 06/17/2025 11:41 (29), 06/17/2025 17:43 (1), 10/11/2025 21:52 (2), 06/02/2026 18:38 (1)
Complete: 🔍
Submitter: JJLeo
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #593000: GNU ncurses ncurses-6.5-20250322 Stack-based Buffer Overflow (by JJLeo)

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!