diff options
| author | tjr <tjr@FreeBSD.org> | 2002-11-01 12:09:05 +0000 |
|---|---|---|
| committer | tjr <tjr@FreeBSD.org> | 2002-11-01 12:09:05 +0000 |
| commit | 36526fd90e4aa69a246ff1c56b09fe57af16a26d (patch) | |
| tree | 7d526211772f9011079a3f90528e87350caf4180 /usr.bin/mkstr/mkstr.c | |
| parent | f6cc8ac57049a95b8a5c604f3886779bbc75e022 (diff) | |
| download | FreeBSD-src-36526fd90e4aa69a246ff1c56b09fe57af16a26d.zip FreeBSD-src-36526fd90e4aa69a246ff1c56b09fe57af16a26d.tar.gz | |
Zap another buffer overflow, this time in the parser.
MFC after: 2 weeks
Diffstat (limited to 'usr.bin/mkstr/mkstr.c')
| -rw-r--r-- | usr.bin/mkstr/mkstr.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/usr.bin/mkstr/mkstr.c b/usr.bin/mkstr/mkstr.c index ab87c73..55d6023 100644 --- a/usr.bin/mkstr/mkstr.c +++ b/usr.bin/mkstr/mkstr.c @@ -191,6 +191,8 @@ copystr(void) char *cp = buf; for (;;) { + if (cp == buf + sizeof(buf) - 2) + errx(1, "message too long"); c = getchar(); if (c == EOF) break; |
