diff options
| author | Johan Hovold <[email protected]> | 2021-12-01 13:25:27 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <[email protected]> | 2021-12-21 09:14:52 +0000 |
| commit | 433b7cd1e702b0918ef90cbf06c3da24313625d2 (patch) | |
| tree | 3bfe692bdd9e3d13aae9916b19ec7e7f1782c401 /drivers/iio/trigger/stm32-timer-trigger.c | |
| parent | firmware: qemu_fw_cfg: fix kobject leak in probe error path (diff) | |
| download | kernel-433b7cd1e702b0918ef90cbf06c3da24313625d2.tar.gz kernel-433b7cd1e702b0918ef90cbf06c3da24313625d2.zip | |
firmware: qemu_fw_cfg: fix sysfs information leak
Make sure to always NUL-terminate file names retrieved from the firmware
to avoid accessing data beyond the entry slab buffer and exposing it
through sysfs in case the firmware data is corrupt.
Fixes: 75f3e8e47f38 ("firmware: introduce sysfs driver for QEMU's fw_cfg device")
Cc: [email protected] # 4.6
Cc: Gabriel Somlo <[email protected]>
Signed-off-by: Johan Hovold <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'drivers/iio/trigger/stm32-timer-trigger.c')
0 files changed, 0 insertions, 0 deletions