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author | Tobin C. Harding <me@tobin.cc> | 2017-02-15 14:27:23 +1100 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-06 09:16:59 +0100 |
commit | 8414fe11ba2ff2422c4b73bbef3b035a2562c88a (patch) | |
tree | e465234e548c8b8862bb41ab451afcc7703a4d94 /drivers/staging | |
parent | ca5af1f303d16cdf183354abffba46528b72a163 (diff) | |
download | op-kernel-dev-8414fe11ba2ff2422c4b73bbef3b035a2562c88a.zip op-kernel-dev-8414fe11ba2ff2422c4b73bbef3b035a2562c88a.tar.gz |
staging: fbtft: Fix buffer overflow vulnerability
Module copies a user supplied string (module parameter) into a buffer
using strncpy() and does not check that the buffer is null terminated.
Replace call to strncpy() with call to strlcpy() ensuring that the
buffer is null terminated.
Signed-off-by: Tobin C. Harding <me@tobin.cc>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging')
-rw-r--r-- | drivers/staging/fbtft/fbtft_device.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/fbtft/fbtft_device.c b/drivers/staging/fbtft/fbtft_device.c index 9ffb9ce..6b9e8ad 100644 --- a/drivers/staging/fbtft/fbtft_device.c +++ b/drivers/staging/fbtft/fbtft_device.c @@ -1483,7 +1483,7 @@ static int __init fbtft_device_init(void) displays[i].pdev->name = name; displays[i].spi = NULL; } else { - strncpy(displays[i].spi->modalias, name, SPI_NAME_SIZE); + strlcpy(displays[i].spi->modalias, name, SPI_NAME_SIZE); displays[i].pdev = NULL; } } |