Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Saitoha | Libsixel | < 1.8.7 |
Related Weaknesses (CWE)
References
- https://drive.google.com/file/d/1IIvvRFgUQZcySqeoqXXhsxd0HZCjClJ7/view?usp=shariExploit
- https://github.com/saitoha/libsixel/commit/316c086e79d66b62c0c4bc66229ee894e4fdbPatch
- https://github.com/saitoha/libsixel/issues/200ExploitIssue Tracking
- https://github.com/saitoha/libsixel/issues/200#issuecomment-3178785635ExploitIssue Tracking
- https://vuldb.com/?ctiid.320905Permissions RequiredVDB Entry
- https://vuldb.com/?id.320905Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.632366ExploitThird Party AdvisoryVDB Entry
- https://github.com/saitoha/libsixel/commit/316c086e79d66b62c0c4bc66229ee894e4fdbPatch
- https://github.com/saitoha/libsixel/issues/200ExploitIssue Tracking
- https://github.com/saitoha/libsixel/issues/200#issuecomment-3178785635ExploitIssue Tracking
- https://vuldb.com/?submit.632366ExploitThird Party AdvisoryVDB Entry
FAQ
What is CVE-2025-9300?
CVE-2025-9300 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 resu...
How severe is CVE-2025-9300?
CVE-2025-9300 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-9300?
Check the references section above for vendor advisories and patch information. Affected products include: Saitoha Libsixel.