In musl libc through 1.2.1, wcsnrtombs mishandles particular combinations of destination buffer size and source character limit, as demonstrated by an invalid write access (buffer overflow).
{ "binaries": [ { "binary_name": "musl", "binary_version": "0.9.15-1ubuntu0.1~esm2" }, { "binary_name": "musl-dev", "binary_version": "0.9.15-1ubuntu0.1~esm2" }, { "binary_name": "musl-tools", "binary_version": "0.9.15-1ubuntu0.1~esm2" } ], "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro" }
{ "binaries": [ { "binary_name": "musl", "binary_version": "1.1.9-1ubuntu0.1~esm3" }, { "binary_name": "musl-dev", "binary_version": "1.1.9-1ubuntu0.1~esm3" }, { "binary_name": "musl-tools", "binary_version": "1.1.9-1ubuntu0.1~esm3" } ], "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro" }
{ "binaries": [ { "binary_name": "musl", "binary_version": "1.1.19-1ubuntu0.1~esm1" }, { "binary_name": "musl-dev", "binary_version": "1.1.19-1ubuntu0.1~esm1" }, { "binary_name": "musl-tools", "binary_version": "1.1.19-1ubuntu0.1~esm1" } ], "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro" }
{ "binaries": [ { "binary_name": "musl", "binary_version": "1.1.24-1ubuntu0.1~esm1" }, { "binary_name": "musl-dev", "binary_version": "1.1.24-1ubuntu0.1~esm1" }, { "binary_name": "musl-tools", "binary_version": "1.1.24-1ubuntu0.1~esm1" } ], "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro" }