From nobody Tue Sep 29 16:00:13 2026 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4hvNDZ0Wmlz6tlTC for ; Tue, 29 Sep 2026 16:00:14 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "YR2" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4hvNDY67BLz4h5h for ; Tue, 29 Sep 2026 16:00:13 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1790697613; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=535z3THPfSAPa8rJ/xiGwcB2NdZwgcRLiiiWPfx2aZE=; b=fYgezfS4A/Ush4uRUq2oTgIWF/YASv8/CSNxB8Ry7EOuYQi2C5tvcQARh6eBuBSIlTynAW llRyg28adxBju84L0wEDkEltJODus7f0Uk2meOJSIhkLuZU8y9pAdcWHp3jvZxp+wlMWVf K4fPiEa+3zI1ZPizCEWZVFT5uxPCLArv8FRFe9AhXz8t6wTP9eOUoKVuSt86BkCYQ9Js1L gPuLduEvyr6pt+NDItp0GoT+jt1IpHA/4fUjgE+cPx2nx/i17hHN+7mxZPMwvY+u6SkjAU f9n/yN/tzVHTNdM6m2d7y1cRtN10Fa+/Ql513E1Fb/iTqRTow473bf+LdnurGg== ARC-Seal: i=1; a=rsa-sha256; d=freebsd.org; s=dkim; cv=none; t=1790697613; b=doXoS9dKuS0GF2yPArgZLHfqtMNZcZYITko061sZbGoDTmIQYaaXi/KGqC0nO2CgoBkS2F PhARXDNeUHFwca6ab/+MRKU6e0gM0SWL5r96I+aoOX6HQmPTOX3tqylgv8kCkkLGsv//VK S6QjX21dwkbUubYyXvxkBrOoE3aUwGsUhWmPBHmeqd4MrRs7zy0lH7kOMolBYSsHDXV2zL 9GOJyeOpy+7K/tiJjIz466Z/aufvcDBXfAK/jazrT8CfB1WNtKu2gxsFgU+aSg6fbys7gD /Ty35XMHWHJiz3fz0Ene9tUeYIt0rFyr24WX/vyiA/vRUJquch0nfnZb9gjmqg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1790697613; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=535z3THPfSAPa8rJ/xiGwcB2NdZwgcRLiiiWPfx2aZE=; b=CiUCjciTwPp49fUJ4zLxER2cFN1TXzVQWMvLXNYQgYjnK3ySX5EdkFn5sl0H8fXVF+3kbl /6pNWhNydRs0wIGnUxox/RyotNcwaOOUGimz+7zk53jrkqbRS1k3AJSxRJBBKMtZPRfL0i OnEwmNcGrdxNRtJUgWN/rtbMajTYtnxGXg3ByZDSobRWT2ucAPKdV1oH0qfndRk7Xsd/3e afrBBa9xvggtPUmSeIAiHbEx6pHgpXlr8AHb+uXiEJU3goqfC/RmeM+mgrUSddoPimfIz5 BfBd5yiCwiT2h2F0o6ZVEDg0as7G9JJGjw/grgpNrQEG72QWkPWcw0aOay7Qfg== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4hvNDY4yfsz1KZq for ; Tue, 29 Sep 2026 16:00:13 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 30706 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Tue, 29 Sep 2026 16:00:13 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Mark Johnston Subject: git: 04aa367f47eb - releng/15.1 - udp: Let jail policy rewrite the dstaddr for v6 sendto()s List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: markj X-Git-Repository: src X-Git-Refname: refs/heads/releng/15.1 X-Git-Reftype: branch X-Git-Commit: 04aa367f47eb3e168ce8d3c351656f63d94d8387 Auto-Submitted: auto-generated Date: Tue, 29 Sep 2026 16:00:13 +0000 Message-Id: <6abbe08d.30706.58eb4f4c@gitrepo.freebsd.org> The branch releng/15.1 has been updated by markj: URL: https://cgit.FreeBSD.org/src/commit/?id=04aa367f47eb3e168ce8d3c351656f63d94d8387 commit 04aa367f47eb3e168ce8d3c351656f63d94d8387 Author: Mark Johnston AuthorDate: 2026-09-21 14:05:01 +0000 Commit: Mark Johnston CommitDate: 2026-09-29 01:01:48 +0000 udp: Let jail policy rewrite the dstaddr for v6 sendto()s When performing an unconnected sendto() on a v6 UDP socket in a classic jail, we were not applying the usual policy of replacing the loopback addr with the jail's primary IP. Compare with, e.g., udp6_connect() or the IPv4 udp_send(). Fix that. Approved by: so Security: FreeBSD-SA-26:69.udp Security: CVE-2026-101303 Reported by: Yuxiang Yang, Yizhou Zhao, Ao Wang, Xuewei Feng, Qi Li, and Ke Xu from Tsinghua University using GLM-5.1 from Z.ai Reviewed by: bz, glebius MFC after: 2 weeks Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D59772 (cherry picked from commit fecb9537a83b6746bc731a7cb3bcf6a33df79562) (cherry picked from commit f3b4b6b756e2ce9e012068c5c91492f757b5c548) --- sys/netinet6/udp6_usrreq.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/sys/netinet6/udp6_usrreq.c b/sys/netinet6/udp6_usrreq.c index 1a32365f5d1d..2feb35442f7e 100644 --- a/sys/netinet6/udp6_usrreq.c +++ b/sys/netinet6/udp6_usrreq.c @@ -831,6 +831,10 @@ udp6_send(struct socket *so, int flags_arg, struct mbuf *m, ("%s: sin6(%p)->sin6_addr is v4mapped which we " "should have handled.", __func__, sin6)); + error = prison_remote_ip6(td->td_ucred, &sin6->sin6_addr); + if (error != 0) + goto release; + /* This only requires read-locking. */ error = in6_selectsrc_socket(sin6, optp, inp, td->td_ucred, scope_ambiguous, &in6a, NULL);