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ima: Reword IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY 

When the machine keyring is enabled, it may be used as a trust source
for the .ima keyring.  Add a reference to this in
IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY.

Signed-off-by: Eric Snowberg <eric.snowberg@oracle.com>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
This commit is contained in:
Eric Snowberg 2023-11-06 18:06:25 -05:00 committed by Mimi Zohar
parent 2cc14f52ae
commit bdf1abd17e
1 changed files with 5 additions and 5 deletions
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10
security/integrity/ima/Kconfig
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@ -243,7 +243,7 @@ config IMA_APPRAISE_MODSIG
to accept such signatures.
config IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY
bool "Permit keys validly signed by a built-in or secondary CA cert (EXPERIMENTAL)"
bool "Permit keys validly signed by a built-in, machine (if configured) or secondary (EXPERIMENTAL)"
depends on SYSTEM_TRUSTED_KEYRING
depends on SECONDARY_TRUSTED_KEYRING
depends on INTEGRITY_ASYMMETRIC_KEYS
@ -251,14 +251,14 @@ config IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY
default n
help
Keys may be added to the IMA or IMA blacklist keyrings, if the
key is validly signed by a CA cert in the system built-in or
secondary trusted keyrings. The key must also have the
digitalSignature usage set.
key is validly signed by a CA cert in the system built-in,
machine (if configured), or secondary trusted keyrings. The
key must also have the digitalSignature usage set.
Intermediate keys between those the kernel has compiled in and the
IMA keys to be added may be added to the system secondary keyring,
provided they are validly signed by a key already resident in the
built-in or secondary trusted keyrings.
built-in, machine (if configured) or secondary trusted keyrings.
config IMA_BLACKLIST_KEYRING
bool "Create IMA machine owner blacklist keyrings (EXPERIMENTAL)"