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Add length check on command line input

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Celine Lee 2022-04-04 17:57:24 -04:00 committed by GitHub
parent 2f95139c77
commit 4a9ae83d64
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 1 additions and 1 deletions
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2
BUSYBOX/chmod/vtchmod.c
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@ -11,7 +11,7 @@ int main(int argc, char **argv)
return 1; return 1;
} }
if (argv[1][0] == '-' && argv[1][1] == '6') if (strlen(argv[1]) > 1 && argv[1][0] == '-' && argv[1][1] == '6')
{ {
struct utsname buf; struct utsname buf;
if (0 == uname(&buf)) if (0 == uname(&buf))