Huaxin Lu d2ee2cfc4a ima: Fix a potential integer overflow in ima_appraise_measurement ...

When the ima-modsig is enabled, the rc passed to evm_verifyxattr() may be
negative, which may cause the integer overflow problem.

Fixes: 39b0709636 ("ima: Implement support for module-style appended signatures")
Signed-off-by: Huaxin Lu <luhuaxin1@huawei.com>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>

2022-07-07 11:50:25 -04:00

20 KiB

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