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Sd logind dontaudit unlink #2551

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merged 3 commits into from
Jan 31, 2025
Merged

Sd logind dontaudit unlink #2551

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c92d3c3
Add the files_dontaudit_delete_all_files() interface
zpytela Jan 31, 2025
07cf1ff
Add the files_dontaudit_read_all_dirs() interface
zpytela Jan 31, 2025
311fb35
Dontaudit systemd-logind remove all files
zpytela Jan 31, 2025
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42 changes: 42 additions & 0 deletions policy/modules/kernel/files.if
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Original file line number Diff line number Diff line change
Expand Up @@ -10452,6 +10452,48 @@ interface(`files_dontaudit_write_all_files',`
dontaudit $1 file_type:dir_file_class_set write;
')

########################################
## <summary>
## Do not audit attempts to unlink all files.
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`files_dontaudit_delete_all_files',`
gen_require(`
attribute file_type;
')

dontaudit $1 file_type:dir unlink;
dontaudit $1 file_type:file unlink;
dontaudit $1 file_type:lnk_file unlink;
dontaudit $1 file_type:fifo_file unlink;
dontaudit $1 file_type:sock_file unlink;
dontaudit $1 file_type:chr_file unlink;
dontaudit $1 file_type:blk_file unlink;
')

########################################
## <summary>
## Do not audit attempts to read all directories.
## </summary>
## <param name="domain">
## <summary>
## Domain to not audit.
## </summary>
## </param>
#
interface(`files_dontaudit_read_all_dirs',`
gen_require(`
attribute file_type;
')

dontaudit $1 file_type:dir read;
')

########################################
## <summary>
## Allow domain to delete to all files
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2 changes: 2 additions & 0 deletions policy/modules/system/systemd.te
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Expand Up @@ -305,6 +305,8 @@ mls_dbus_send_all_levels(systemd_logind_t)

files_delete_tmpfs_files(systemd_logind_t)
fs_delete_tmpfs_dirs(systemd_logind_t)
files_dontaudit_delete_all_files(systemd_logind_t)
files_dontaudit_read_all_dirs(systemd_logind_t)

fs_mount_tmpfs(systemd_logind_t)
fs_unmount_tmpfs(systemd_logind_t)
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