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Code Issues Releases Wiki Activity

audit: move audit_return_fixup before the filters 

The success and return_code are needed by the filters.  Move
audit_return_fixup() before the filters.  This was causing syscall
auditing events to be missed.

Link: https://github.com/linux-audit/audit-kernel/issues/138
Cc: stable@vger.kernel.org
Fixes: 12c5e81d3f ("audit: prepare audit_context for use in calling contexts beyond syscalls")
Signed-off-by: Richard Guy Briggs <rgb@redhat.com>
[PM: manual merge required]
Signed-off-by: Paul Moore <paul@paul-moore.com>
This commit is contained in:
Richard Guy Briggs 2022-08-25 15:32:40 -04:00 committed by Paul Moore
parent ad982c3be4
commit d4fefa4801
1 changed files with 2 additions and 2 deletions
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4
kernel/auditsc.c
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@ -1940,6 +1940,7 @@ void __audit_uring_exit(int success, long code)
goto out;
}
audit_return_fixup(ctx, success, code);
if (ctx->context == AUDIT_CTX_SYSCALL) {
/*
* NOTE: See the note in __audit_uring_entry() about the case
@ -1981,7 +1982,6 @@ void __audit_uring_exit(int success, long code)
audit_filter_inodes(current, ctx);
if (ctx->current_state != AUDIT_STATE_RECORD)
goto out;
audit_return_fixup(ctx, success, code);
audit_log_exit();
out:
@ -2065,13 +2065,13 @@ void __audit_syscall_exit(int success, long return_code)
if (!list_empty(&context->killed_trees))
audit_kill_trees(context);
audit_return_fixup(context, success, return_code);
/* run through both filters to ensure we set the filterkey properly */
audit_filter_syscall(current, context);
audit_filter_inodes(current, context);
if (context->current_state < AUDIT_STATE_RECORD)
goto out;
audit_return_fixup(context, success, return_code);
audit_log_exit();
out: