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| author | cinap_lenrek <cinap_lenrek@felloff.net> | 2015-04-28 19:30:52 +0200 |
|---|---|---|
| committer | cinap_lenrek <cinap_lenrek@felloff.net> | 2015-04-28 19:30:52 +0200 |
| commit | da689241d0ed5073412b347683acf278f2248683 (patch) | |
| tree | c0c90db181aed7a392d4a681fa63124fa899f885 | |
| parent | e20d7c4aad1056bf30a9dd7a109339c2ef95a16e (diff) | |
| download | plan9front-da689241d0ed5073412b347683acf278f2248683.tar.xz | |
sam: prevent array overflow with multiple -i and -a arguments (thanks clsmith)
| -rw-r--r-- | sys/src/cmd/sam/sam.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/src/cmd/sam/sam.c b/sys/src/cmd/sam/sam.c index 2a0de7912..f53574d4f 100644 --- a/sys/src/cmd/sam/sam.c +++ b/sys/src/cmd/sam/sam.c @@ -63,9 +63,13 @@ void main(int argc, char *argv[]) /* options for samterm */ case 'a': *ap++ = "-a"; + if(ap >= termargs+nelem(termargs)) + usage(); break; case 'i': *ap++ = "-i"; + if(ap >= termargs+nelem(termargs)) + usage(); break; }ARGEND *ap = nil; |