Date: Thu, 06 Aug 2026 15:01:32 +0000 From: Mark Johnston <markj@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: ffad04235a76 - stable/15 - syslogd: Limit rights on procdescs Message-ID: <6a74a1cc.44feb.469a59cf@gitrepo.freebsd.org>
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The branch stable/15 has been updated by markj: URL: https://cgit.FreeBSD.org/src/commit/?id=ffad04235a767852aaac3f1fce673a9c78c2753b commit ffad04235a767852aaac3f1fce673a9c78c2753b Author: Mark Johnston <markj@FreeBSD.org> AuthorDate: 2026-07-10 20:25:54 +0000 Commit: Mark Johnston <markj@FreeBSD.org> CommitDate: 2026-08-06 12:52:28 +0000 syslogd: Limit rights on procdescs Reviewed by: jfree, kib MFC after: 3 weeks Differential Revision: https://reviews.freebsd.org/D58160 (cherry picked from commit 24816abb8740c387ad4aba4ad2fa4c23b191c351) --- usr.sbin/syslogd/syslogd.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/usr.sbin/syslogd/syslogd.c b/usr.sbin/syslogd/syslogd.c index 981428dbb8eb..8aed89e5dc36 100644 --- a/usr.sbin/syslogd/syslogd.c +++ b/usr.sbin/syslogd/syslogd.c @@ -3770,6 +3770,7 @@ validate(struct sockaddr *sa, const char *hname) int p_open(const char *prog, int *rpd) { + cap_rights_t rights; struct sigaction act = { }; int pfd[2], pd; pid_t pid; @@ -3821,6 +3822,10 @@ p_open(const char *prog, int *rpd) dprintf("Warning: cannot change pipe to PID %d to non-blocking" "behaviour.", pid); } + + if (cap_rights_limit(pd, + cap_rights_init(&rights, CAP_PDKILL, CAP_EVENT)) == -1) + err(1, "cap_rights_limit"); *rpd = pd; return (pfd[1]); }home | help
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