Stack-Guard Bypass Vulnerability in Clang LLVM

CVE-2015-3027 · MEDIUM Severity

AV:N/AC:L/AU:N/C:N/I:P/A:N

Clang in LLVM, as used in Apple Xcode before 6.3, performs incorrect register allocation in a way that triggers stack storage for stack cookie pointers, which might allow context-dependent attackers to bypass a stack-guard protection mechanism via crafted input to an affected C program.

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