diff options
| author | Frantisek Sumsal <frantisek@sumsal.cz> | 2022-01-28 21:44:32 +0100 |
|---|---|---|
| committer | Yu Watanabe <watanabe.yu+github@gmail.com> | 2022-01-30 17:53:10 +0900 |
| commit | 1637e757070a61b12b26a2a4ef547330562dc77f (patch) | |
| tree | 5f7f8187d5300eb9758896bc723af79b948bf93e /src/shared/main-func.h | |
| parent | b97f338e5615f54bbc6970354175ec5e636fab46 (diff) | |
| download | systemd-1637e757070a61b12b26a2a4ef547330562dc77f.tar.gz | |
shared: be extra paranoid and check if argc > 0
and also if argv[0] is non-empty as a precaution for issues similar to
CVE-2021-4034.
Diffstat (limited to 'src/shared/main-func.h')
| -rw-r--r-- | src/shared/main-func.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/shared/main-func.h b/src/shared/main-func.h index 05cdffeec0..09103bace9 100644 --- a/src/shared/main-func.h +++ b/src/shared/main-func.h @@ -15,6 +15,7 @@ #define _DEFINE_MAIN_FUNCTION(intro, impl, ret) \ int main(int argc, char *argv[]) { \ int r; \ + assert(argc > 0 && !isempty(argv[0])); \ save_argc_argv(argc, argv); \ intro; \ r = impl; \ |