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audit/stable-5.18 PR 20220518

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Merge tag 'audit-pr-20220518' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit

Pull audit fix from Paul Moore:
 "A single audit patch to fix a problem where a task's audit_context was
  not being properly reset with io_uring"

* tag 'audit-pr-20220518' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit:
  audit,io_uring,io-wq: call __audit_uring_exit for dummy contexts
This commit is contained in:
Linus Torvalds 2022-05-18 14:19:26 -10:00
commit 8194a00892
2 changed files with 7 additions and 1 deletions
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2
include/linux/audit.h
View File

@ -339,7 +339,7 @@ static inline void audit_uring_entry(u8 op)
}
static inline void audit_uring_exit(int success, long code)
{
if (unlikely(!audit_dummy_context()))
if (unlikely(audit_context()))
__audit_uring_exit(success, code);
}
static inline void audit_syscall_entry(int major, unsigned long a0,

6
kernel/auditsc.c
View File

@ -1959,6 +1959,12 @@ void __audit_uring_exit(int success, long code)
{
struct audit_context *ctx = audit_context();
if (ctx->dummy) {
if (ctx->context != AUDIT_CTX_URING)
return;
goto out;
}
if (ctx->context == AUDIT_CTX_SYSCALL) {
/*
* NOTE: See the note in __audit_uring_entry() about the case