Date: Thu, 23 May 2024 10:10:23 GMT From: Baptiste Daroussin <bapt@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 61b07f8aa528 - main - MAC/do: allow to call setuid if real user id is 0 Message-ID: <202405231010.44NAANuM014156@gitrepo.freebsd.org>
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The branch main has been updated by bapt: URL: https://cgit.FreeBSD.org/src/commit/?id=61b07f8aa52844b21637ac264ea134c1aef48cb7 commit 61b07f8aa52844b21637ac264ea134c1aef48cb7 Author: Baptiste Daroussin <bapt@FreeBSD.org> AuthorDate: 2024-05-23 10:09:11 +0000 Commit: Baptiste Daroussin <bapt@FreeBSD.org> CommitDate: 2024-05-23 10:09:11 +0000 MAC/do: allow to call setuid if real user id is 0 This fixed sshd not able to call restore_uid when MAC/do policy is loaded --- sys/security/mac_do/mac_do.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sys/security/mac_do/mac_do.c b/sys/security/mac_do/mac_do.c index 8685954b7db6..507e64ea0175 100644 --- a/sys/security/mac_do/mac_do.c +++ b/sys/security/mac_do/mac_do.c @@ -489,7 +489,7 @@ check_setuid(struct ucred *cred, uid_t uid) if (do_enabled == 0) return (0); - if (cred->cr_uid == uid || cred->cr_uid == 0) + if (cred->cr_uid == uid || cred->cr_uid == 0 || cred->cr_ruid == 0) return (0); if (vn_fullpath(curproc->p_textvp, &fullpath, &freebuf) != 0)
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