ima: prevent buffer overflow in ima_alloc_tfm()

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This patch fixes the case where the file's signature/hash xattr contains
an invalid hash algorithm.  Although we can not verify the xattr, we still
need to measure the file.  Use the default IMA hash algorithm.

Signed-off-by: Dmitry Kasatkin <d.kasatkin@samsung.com>
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>

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Dmitry Kasatkin 2014-08-15 13:28:52 +03:00 • committed by Mimi Zohar

parent 9a8d289fbc

commit 23c19e2ca7

1 changed files with 4 additions and 1 deletions

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5

security/integrity/ima/ima_crypto.c

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