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build security
About this tag
The build security tag on WindowsForum.com covers vulnerabilities and risks that emerge during the software build process, particularly within the Go toolchain. Recent discussions highlight critical CVEs such as CVE-2023-39323 and CVE-2023-29404, which involve build-time remote code execution via malicious line directives or cgo LDFLAGS. These flaws can turn routine developer workflows and CI pipelines into attack surfaces, emphasizing the importance of securing build environments against supply-chain threats. Topics include toolchain weaknesses, compiler and linker flag injection, and the need for patched Go releases to mitigate risks.
A subtle but dangerous bypass in the Go toolchain’s build logic lets attacker-controlled line directives slip unsafe compiler and linker flags into go builds — a flaw tracked as CVE-2023-39323 that can lead to arbitrary code execution during compilation and presents a material supply‑chain/CI...
The Go toolchain’s cgo LDFLAGS bug — tracked as CVE‑2023‑29404 — is a high‑severity build‑time weakness that lets a malicious module smuggle unsafe linker directives into the go command’s invocation, creating a practical path to arbitrary code execution during compilation and packaging. This is...