Ignore collector library environment variables in privilege-elevated processes - #246
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eparshut wants to merge 6 commits into
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Ignore collector library environment variables in privilege-elevated processes#246eparshut wants to merge 6 commits into
eparshut wants to merge 6 commits into
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September 4, 2026 12:28
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INTEL_LIBITTNOTIFY64env var is passed straight todlopen()/LoadLibraryA()when__itt_api_initis called, so an unprivileged local user can inject a library into any privileged process linking ITT API.Added
__itt_is_secure_execution_context()method that does:getauxval(AT_SECURE)on Linux/Androidissetugid()on macOS/BSDgetuid() != geteuid() || getgid() != getegid()as fallbackWhen true, we skip environment read by
__itt_get_env_var(), soinit_ittlib()never callsdlopenSame pattern in the JIT agent loader and the Advisor annotation headers.