2018-11-02 00:38:06

by Sugar, David

[permalink] [raw]
Subject: [PATCH 1/3] Allow clamd_t to read /proc/sys/crypt/fips_enabled


To fix the following denials:
type=AVC msg=audit(1540821927.216:215): avc: denied { search } for
pid=1726 comm="clamd" name="crypto" dev="proc" ino=68
scontext=system_u:system_r:clamd_t:s0
tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=dir
type=AVC msg=audit(1540821927.216:215): avc: denied { read } for
pid=1726 comm="clamd" name="fips_enabled" dev="proc" ino=69
scontext=system_u:system_r:clamd_t:s0
tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file
type=AVC msg=audit(1540821927.216:215): avc: denied { open } for
pid=1726 comm="clamd" path="/proc/sys/crypto/fips_enabled" dev="proc"
ino=69 scontext=system_u:system_r:clamd_t:s0
tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file
type=AVC msg=audit(1540821927.216:216): avc: denied { getattr } for
pid=1726 comm="clamd" path="/proc/sys/crypto/fips_enabled" dev="proc"
ino=69 scontext=system_u:system_r:clamd_t:s0
tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file

Signed-off-by: Dave Sugar <[email protected]>
---
policy/modules/services/clamav.te | 1 +
1 file changed, 1 insertion(+)

diff --git a/policy/modules/services/clamav.te b/policy/modules/services/clamav.te
index 5db29776..a2f30133 100644
--- a/policy/modules/services/clamav.te
+++ b/policy/modules/services/clamav.te
@@ -104,6 +104,7 @@ manage_sock_files_pattern(clamd_t, clamd_var_run_t, clamd_var_run_t)
files_pid_filetrans(clamd_t, clamd_var_run_t, { dir file sock_file })

kernel_dontaudit_list_proc(clamd_t)
+kernel_read_crypto_sysctls(clamd_t)
kernel_read_sysctl(clamd_t)
kernel_read_kernel_sysctls(clamd_t)
kernel_read_system_state(clamd_t)
--
2.14.4



2018-11-10 00:43:05

by Chris PeBenito

[permalink] [raw]
Subject: Re: [PATCH 1/3] Allow clamd_t to read /proc/sys/crypt/fips_enabled

On 11/01/2018 08:38 PM, David Sugar wrote:
>
> To fix the following denials:
> type=AVC msg=audit(1540821927.216:215): avc: denied { search } for
> pid=1726 comm="clamd" name="crypto" dev="proc" ino=68
> scontext=system_u:system_r:clamd_t:s0
> tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=dir
> type=AVC msg=audit(1540821927.216:215): avc: denied { read } for
> pid=1726 comm="clamd" name="fips_enabled" dev="proc" ino=69
> scontext=system_u:system_r:clamd_t:s0
> tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file
> type=AVC msg=audit(1540821927.216:215): avc: denied { open } for
> pid=1726 comm="clamd" path="/proc/sys/crypto/fips_enabled" dev="proc"
> ino=69 scontext=system_u:system_r:clamd_t:s0
> tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file
> type=AVC msg=audit(1540821927.216:216): avc: denied { getattr } for
> pid=1726 comm="clamd" path="/proc/sys/crypto/fips_enabled" dev="proc"
> ino=69 scontext=system_u:system_r:clamd_t:s0
> tcontext=system_u:object_r:sysctl_crypto_t:s0 tclass=file
>
> Signed-off-by: Dave Sugar <[email protected]>
> ---
> policy/modules/services/clamav.te | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/policy/modules/services/clamav.te b/policy/modules/services/clamav.te
> index 5db29776..a2f30133 100644
> --- a/policy/modules/services/clamav.te
> +++ b/policy/modules/services/clamav.te
> @@ -104,6 +104,7 @@ manage_sock_files_pattern(clamd_t, clamd_var_run_t, clamd_var_run_t)
> files_pid_filetrans(clamd_t, clamd_var_run_t, { dir file sock_file })
>
> kernel_dontaudit_list_proc(clamd_t)
> +kernel_read_crypto_sysctls(clamd_t)
> kernel_read_sysctl(clamd_t)
> kernel_read_kernel_sysctls(clamd_t)
> kernel_read_system_state(clamd_t)

Merged.

--
Chris PeBenito