FreeBSD Bugzilla – Attachment 7710 Details for
Bug 16552
sys/dev/ppbus/pcfclock.c lacks a proper buffer size check
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[patch]
file.diff
file.diff (text/plain), 294 bytes, created by
Sascha Schumann
on 2000-02-07 07:30:01 UTC
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file.diff
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Creator:
Sascha Schumann
Created:
2000-02-07 07:30:01 UTC
Size:
294 bytes
patch
obsolete
>--- /usr/src/sys/dev/ppbus/pcfclock.c Sun Jan 23 15:41:04 2000 >+++ pcfclock.c Sat Jan 29 12:13:38 2000 >@@ -311,6 +309,9 @@ > u_int unit = minor(dev); > char buf[18]; > int error = 0; >+ >+ if (uio->uio_resid < 18) >+ return (ERANGE); > > error = pcfclock_read_dev(dev, buf, PCFCLOCK_MAX_RETRIES);
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bug 16552
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