CVE-2023-39129 GNU gdb (GDB) 13.0.50.20220805-git was discovered to contain a heap use after free via the function add_pe_exported_sym() at /gdb/coff-pe

Api.Msrc.Microsoft • February 18, 2026

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Multiple Vulnerabilities Discovered in GNU gdb 13.0.50 Three vulnerabilities were identified in GNU gdb version 13.0.50. CVE-2023-39128 involves a stack overflow, CVE-2023-39129 is a heap use after free, and CVE-2023-39130 is a heap buffer overflow. All three CVEs were published on July 25, 2023, affecting users of this debugging tool. 3 sources 49

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