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| author |   Roberto Sassu <roberto.sassu@huawei.com> | 2020-09-04 11:23:30 +0200 |
|---|---|---|
| committer |   Mimi Zohar <zohar@linux.ibm.com> | 2020-09-15 13:47:42 -0400 |
| commit | 455b6c9112eff8d249e32ba165742085678a80a4 (patch) | |
| tree | faed71382cd53d9bcd78a58328cdb1430c67b64c /net/unix/af_unix.c | |
| parent | ima: Remove semicolon at the end of ima_get_binary_runtime_size() (diff) | |
| download | linux-dev-455b6c9112eff8d249e32ba165742085678a80a4.tar.xz linux-dev-455b6c9112eff8d249e32ba165742085678a80a4.zip | |
evm: Check size of security.evm before using it
This patch checks the size for the EVM_IMA_XATTR_DIGSIG and
EVM_XATTR_PORTABLE_DIGSIG types to ensure that the algorithm is read from
the buffer returned by vfs_getxattr_alloc().
Cc: stable@vger.kernel.org # 4.19.x
Fixes: 5feeb61183dde ("evm: Allow non-SHA1 digital signatures")
Signed-off-by: Roberto Sassu <roberto.sassu@huawei.com>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
Diffstat (limited to 'net/unix/af_unix.c')
0 files changed, 0 insertions, 0 deletions