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| author | Alexander Egorenkov <egorenar@linux.ibm.com> | 2021-09-09 13:20:56 +0300 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2021-09-15 15:29:21 +0300 |
| commit | d76b14f3971a0638b6cd0da289f8b48acee287d0 (patch) | |
| tree | 4448cbeb39cc57c62ae68ff6379bf9c65ff5b66a /arch/s390 | |
| parent | a8b92b8c1eac8d655a97b1e90f4d83c25d9b9a18 (diff) | |
| download | linux-d76b14f3971a0638b6cd0da289f8b48acee287d0.tar.xz | |
s390/sclp: fix Secure-IPL facility detection
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>
Diffstat (limited to 'arch/s390')
0 files changed, 0 insertions, 0 deletions