Home

Description

A vulnerability was determined in raysan5 raylib up to 909f040. Affected by this vulnerability is the function GenImageFontAtlas of the file src/rtext.c. Executing a manipulation can lead to heap-based buffer overflow. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. This patch is called 5a3391fdce046bc5473e52afbd835dd2dc127146. Applying a patch is advised to resolve this issue.

PUBLISHED Reserved 2026-01-17 | Published 2026-01-18 | Updated 2026-02-23 | Assigner VulDB




MEDIUM: 4.8CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
MEDIUM: 5.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
MEDIUM: 5.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
4.3AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C

Problem types

Heap-based Buffer Overflow

Memory Corruption

Product status

909f040
affected

Timeline

2026-01-17:Advisory disclosed
2026-01-17:VulDB entry created
2026-02-17:VulDB entry last update

Credits

Oneafter (VulDB User) reporter

References

vuldb.com/?id.341705 (VDB-341705 | raysan5 raylib rtext.c GenImageFontAtlas heap-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.341705 (VDB-341705 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.733341 (Submit #733341 | raysan5 raylib 909f040 Heap-based Buffer Overflow) third-party-advisory

vuldb.com/?submit.733342 (Submit #733342 | raysan5 raylib 909f040 Heap-based Buffer Overflow (Duplicate)) third-party-advisory

github.com/raysan5/raylib/issues/5433 issue-tracking

github.com/raysan5/raylib/pull/5450 issue-tracking

github.com/oneafter/1224/blob/main/hbf2 exploit

github.com/...ommit/5a3391fdce046bc5473e52afbd835dd2dc127146 patch

github.com/raysan5/raylib/ product

cve.org (CVE-2025-15533)

nvd.nist.gov (CVE-2025-15533)

Download JSON