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Fix jump label collusion

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This commit is contained in:
Wang Han
2025-08-05 01:08:06 +08:00
committed by GitHub
parent c3e9322ac6
commit 031f41e6be
1 changed files with 2 additions and 2 deletions
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4
kernel/core_hook.c
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@@ -595,7 +595,7 @@ int ksu_handle_setuid(struct cred *new, const struct cred *old)
#ifdef CONFIG_KSU_DEBUG
pr_info("handle umount for unsupported application uid: %d\n", new_uid.val);
#endif
goto umount;
goto do_umount;
}
if (ksu_is_allow_uid(new_uid.val)) {
@@ -613,7 +613,7 @@ int ksu_handle_setuid(struct cred *new, const struct cred *old)
#endif
}
umount:
do_umount:
// check old process's selinux context, if it is not zygote, ignore it!
// because some su apps may setuid to untrusted_app but they are in global mount namespace
// when we umount for such process, that is a disaster!