CVE-2025-15534
raysan5 raylib rtext.c LoadFontData integer overflow
Description
A vulnerability was identified in raysan5 raylib up to 909f040. Affected by this issue is the function LoadFontData of the file src/rtext.c. The manipulation leads to integer overflow. The attack can only be performed from a local environment. The exploit is publicly available and might be used. The identifier of the patch is 5a3391fdce046bc5473e52afbd835dd2dc127146. It is suggested to install a patch to address this issue.
INFO
Published Date :
Jan. 18, 2026, 7:16 a.m.
Last Modified :
Feb. 23, 2026, 9:16 a.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update raylib to version including patch 5a3391fdce046bc5473e52afbd835dd2dc127146.
- Apply the patch to the LoadFontData function in rtext.c.
- Recompile the affected code.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-15534.
| URL | Resource |
|---|---|
| https://github.com/oneafter/1224/blob/main/segv1 | Exploit |
| https://github.com/raysan5/raylib/ | |
| https://github.com/raysan5/raylib/commit/5a3391fdce046bc5473e52afbd835dd2dc127146 | Patch |
| https://github.com/raysan5/raylib/issues/5436 | Exploit Issue Tracking Vendor Advisory |
| https://github.com/raysan5/raylib/pull/5450 | Issue Tracking |
| https://vuldb.com/?ctiid.341706 | Permissions Required VDB Entry |
| https://vuldb.com/?id.341706 | Third Party Advisory VDB Entry |
| https://vuldb.com/?submit.733343 | Third Party Advisory VDB Entry |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-15534 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-15534
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-15534 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-15534 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Feb. 23, 2026
Action Type Old Value New Value Added Reference https://github.com/raysan5/raylib/ -
Initial Analysis by [email protected]
Feb. 17, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-190 Added CPE Configuration OR *cpe:2.3:a:raylib:raylib:*:*:*:*:*:*:*:* versions up to (excluding) 2026-01-01 Added Reference Type VulDB: https://github.com/oneafter/1224/blob/main/segv1 Types: Exploit Added Reference Type VulDB: https://github.com/raysan5/raylib/commit/5a3391fdce046bc5473e52afbd835dd2dc127146 Types: Patch Added Reference Type VulDB: https://github.com/raysan5/raylib/issues/5436 Types: Exploit, Issue Tracking, Vendor Advisory Added Reference Type VulDB: https://github.com/raysan5/raylib/pull/5450 Types: Issue Tracking Added Reference Type VulDB: https://vuldb.com/?ctiid.341706 Types: Permissions Required, VDB Entry Added Reference Type VulDB: https://vuldb.com/?id.341706 Types: Third Party Advisory, VDB Entry Added Reference Type VulDB: https://vuldb.com/?submit.733343 Types: Third Party Advisory, VDB Entry -
New CVE Received by [email protected]
Jan. 18, 2026
Action Type Old Value New Value Added Description A vulnerability was identified in raysan5 raylib up to 909f040. Affected by this issue is the function LoadFontData of the file src/rtext.c. The manipulation leads to integer overflow. The attack can only be performed from a local environment. The exploit is publicly available and might be used. The identifier of the patch is 5a3391fdce046bc5473e52afbd835dd2dc127146. It is suggested to install a patch to address this issue. Added CVSS V4.0 AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L Added CVSS V2 (AV:L/AC:L/Au:S/C:P/I:P/A:P) Added CWE CWE-189 Added CWE CWE-190 Added Reference https://github.com/oneafter/1224/blob/main/segv1 Added Reference https://github.com/raysan5/raylib/commit/5a3391fdce046bc5473e52afbd835dd2dc127146 Added Reference https://github.com/raysan5/raylib/issues/5436 Added Reference https://github.com/raysan5/raylib/pull/5450 Added Reference https://vuldb.com/?ctiid.341706 Added Reference https://vuldb.com/?id.341706 Added Reference https://vuldb.com/?submit.733343