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| author | Alexander Egorenkov <egorenar@linux.ibm.com> | 2021-09-09 12:20:56 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-09-22 12:26:40 +0200 |
| commit | fde4caf6fe4d57cb64927d2583f79d73e3c0a1d7 (patch) | |
| tree | 99fe02ca169a5c2fbdef60042dcd123f71fab9ea /net/unix/af_unix.c | |
| parent | 15b674b1e581b44ccefd542eb909cdff054e26f4 (diff) | |
s390/sclp: fix Secure-IPL facility detection
commit d76b14f3971a0638b6cd0da289f8b48acee287d0 upstream.
Prevent out-of-range access if the returned SCLP SCCB response is smaller
in size than the address of the Secure-IPL flag.
Fixes: c9896acc7851 ("s390/ipl: Provide has_secure sysfs attribute")
Cc: stable@vger.kernel.org # 5.2+
Signed-off-by: Alexander Egorenkov <egorenar@linux.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/unix/af_unix.c')
0 files changed, 0 insertions, 0 deletions