Libsixel · Libsixel · CVE-2021-40656
**Name of the Vulnerable Software and Affected Versions**
libsixel versions prior to 1.10
**Description**
The issue is related to a Buffer Overflow in the libsixel/src/quant.c file at line 867. This is a general information about the problem, and no specific details about the number of potentially affected devices or real-world incidents are provided.
**Recommendations**
For versions prior to 1.10, update to version 1.10 or later to resolve the issue.
As a temporary workaround, consider restricting access to the `quant.c` file until a patch is available.