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| author | moneromooo-monero <moneromooo-monero@users.noreply.github.com> | 2018-10-16 18:08:36 +0000 |
|---|---|---|
| committer | moneromooo-monero <moneromooo-monero@users.noreply.github.com> | 2018-10-17 09:31:34 +0000 |
| commit | c77439298591792601f8c3f4c94950ef6e2c542a (patch) | |
| tree | af4aa7da9819246934bf30677c590ad55985de30 /src/common/spawn.cpp | |
| parent | 5c85da5a73424017ea9c340a0412f90356d77358 (diff) | |
| download | monzero-core-c77439298591792601f8c3f4c94950ef6e2c542a.tar.gz monzero-core-c77439298591792601f8c3f4c94950ef6e2c542a.tar.xz monzero-core-c77439298591792601f8c3f4c94950ef6e2c542a.zip | |
spawn: close all file descriptors before execve
No need to give whatever we're calling access to what we use
Diffstat (limited to 'src/common/spawn.cpp')
| -rw-r--r-- | src/common/spawn.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/common/spawn.cpp b/src/common/spawn.cpp index 59f11675c..0a2ce8387 100644 --- a/src/common/spawn.cpp +++ b/src/common/spawn.cpp @@ -38,6 +38,7 @@ #endif #include "misc_log_ex.h" +#include "util.h" #include "spawn.h" namespace tools @@ -101,6 +102,8 @@ int spawn(const char *filename, const std::vector<std::string>& args, bool wait) // child if (pid == 0) { + tools::closefrom(3); + close(0); char *envp[] = {NULL}; execve(filename, argv, envp); MERROR("Failed to execve: " << strerror(errno)); |