Re: [PATCH v7 0/5] IMA: restrict the accepted digest algorithms for the security.ima xattr

On Wednesday, August 11, 2021 3:40:51 PM EDT Mimi Zohar wrote: > On Wed, 2021-08-11 at 11:40 +0000, THOBY Simon wrote: > Other than the two questions on " IMA: add a policy option to restrict > xattr hash algorithms on appraisal" patch, the patch set is looking > good. > > thanks, > > Mimi > > > Here is also a short description of the new audit messages, but I can > > send it in a followup mail if that is not the proper place: > > > > When writing the xattr with an algorithm not built in the kernel (here > > the kernel was built with CONFIG_CRYPTO_MD5 unset), e.g. with > > > > "evmctl ima_hash -a md5 /usr/bin/strace": > > audit(1628066120.418:121): pid=1344 uid=0 auid=0 ses=1 > > subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023 op=set_data > > cause=unavailable-hash-algorithm comm="evmctl" name="/usr/bin/

> > dev="dm-0" ino=2632657 res=0 errno=0> Is this audit event accurate? I seem to be seeing name=value=value. I'm hoping this is a copy/paste/mail client issue.