Buffer Overflow Vulnerability in ncurses Versions 6.4 and 6.5 by GNU
CVE-2025-69720

7.3HIGH

Key Information:

Vendor

Gnu
Status
Ncurses
Vendor
CVE Published:
19 March 2026

What is CVE-2025-69720?

The buffer overflow vulnerability in ncurses versions 6.4 and 6.5 is identified in the analyze_string() function within the progs/infocmp.c file. This flaw occurs when handling certain inputs, potentially leading to memory corruption that can be exploited by an attacker. It is crucial for users of affected ncurses versions to apply the necessary patches to mitigate potential risks.

Affected Version(s)

ncurses 0 < 6.5-20251213

References

https://marc.info/?l=ncurses-bug&m=176539968328570&w=2
https://marc.info/?l=ncurses-bug&m=176540731801330&w=2
https://marc.info/?l=ncurses-bug&m=176545557728083&w=2

CVSS V3.1

Score:
7.3
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.