Description
SDL_image through 3.4.8 and through 2.8.12 contains a stack out-of-bounds read vulnerability in IMG_LoadLBM_IO() in src/IMG_lbm.c that skips bitplane count validation when HAM mode is set. Attackers can supply a crafted ILBM file with more than 8 HAM bitplanes to read past the colormap stack array, causing crashes or disclosing stack memory.
Published: 2026-10-27
Score: 6.9 Medium
EPSS: n/a
KEV: No
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Remediation

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History

Tue, 27 Oct 2026 13:45:00 +0000

Type Values Removed Values Added
Description SDL_image through 3.4.8 and through 2.8.12 contains a stack out-of-bounds read vulnerability in IMG_LoadLBM_IO() in src/IMG_lbm.c that skips bitplane count validation when HAM mode is set. Attackers can supply a crafted ILBM file with more than 8 HAM bitplanes to read past the colormap stack array, causing crashes or disclosing stack memory.
Title SDL_image through 3.4.8 and 2.8.12 Stack Out-of-Bounds Read in ILBM Loader
First Time appeared Libsdl
Libsdl sdl Image
Weaknesses CWE-125
CPEs cpe:2.3:a:libsdl:sdl_image:*:*:*:*:*:*:*:*
Vendors & Products Libsdl
Libsdl sdl Image
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

Libsdl Sdl Image
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-27T13:07:52.419Z

Reserved: 2026-10-27T11:25:21.355Z

Link: CVE-2026-117557

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses