libsixel: A vulnerability was found in saitoha libsixel up to 1.10.3
CVE-2025-9300 is fixed in libsixel on 1 platform by DEBIAN-CVE-2025-9300 (version 1:1.8.7-1), released August 21, 2025. It is not reported as exploited. Patch Radar priority: High.
A vulnerability was found in saitoha libsixel up to 1.10.3. Affected by this issue is the function sixel_debug_print_palette of the file src/encoder.c of the component img2sixel. The manipulation results in stack-based buffer overflow. The attack must be initiated from a local position. The exploit has been made public and could be used. The patch is identified as 316c086e79d66b62c0c4bc66229ee894e4fdb7d1. Applying a patch is advised to resolve this issue.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libsixel · Debian 14 | 1:1.8.7-1 | DEBIAN-CVE-2025-9300 | Aug 21, 2025 |
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