From nobody Tue Feb 24 16:00:00 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 4fL2VZ26Bdz6SNt9 for ; Tue, 24 Feb 2026 16:00:06 +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 "R12" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4fL2VZ0H6Rz3jdr for ; Tue, 24 Feb 2026 16:00:06 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1771948806; 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=CJud7bP+Tdxn4xyy+K2ev/nRrLNA63tyRiPmnlpX02Y=; b=oBISOGMBHtB6C9I90hiRIazGh/uhSRR2HYQSq4XrBEpEEXVfijC4TXg6CQe5aCz2Rk24PI +nx23GRfvmvBZAT0b16EG4KB/aAKbzwJDuBFHmDYtrfOIfGFS8W7iFBC/dpvGgI67BH/ow 9z7BYe/+eA1dAvTpjBxwl4g2WG+VuUwPXwJ/2aUTlcsA39RzGsr3qEiZhfpF1zH9Yu5uzD TbtCyYjKbPJeXZucVm0UZQ5RQZvHoWJf9AUY5Eyu18IKzJ4XolywgFA4nQlSnvkeXCCh9N gx5NYl9VMlNVzS2YjWKqvSti10YPL6lF5qalf1fIol/Y4LtoNwPmlUIZKH2bbA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1771948806; a=rsa-sha256; cv=none; b=CLEWJS4uObGYOk/ZQHTgltKeCm5HSUFrG/KRajt56wsWkoIcbOf6ecBKpi0hL2WZBtkd1F ac7aTKoe47ol4aKP8NtzaY7N5gM/NoZOGHO2mZ5lAmHwCv9XE2pGInx5Lz5bpLPuEzm2co ou3+daIC6XcyXV3FzDNUdf0KFQnEQ0fVlRBNhatHQMeR55hMxGq5ndgsgmyTYSbD2mVzkF +4uyU3tbffb/02djTbq+O1S2LOL3TvZNJ7txcJDqzJwGJmetR3eeOz3WkHZBUV+PrMInAX uKzVPZUl/tqSwjs++5ifm3/ISN4TWRhOzsRBwkCnYJi/lStpvcFtRyxMotg4fQ== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1771948806; 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=CJud7bP+Tdxn4xyy+K2ev/nRrLNA63tyRiPmnlpX02Y=; b=JDAvbQNII9fU8cM/OMeBj+QjMUnwkmkx/oITuq1ykOPBS8xKVwObJvNMl9FI5huzLJeFCU ZNgWlJL41mDhWDwxOZrqHBRnGXF3rW6HQ2ET9rtWwdyOzYUCCsyyZuIBHYPyq/fsETOF6O Lt6Z95V/Yfe0S6VmpJqUQh3jkMgmKfNlmzukrH8MVzwi0HevX4Bfm5m4/TiRvp5Fxy7hq4 DieTvcNkOdLHuW85NGh61Vt55r8R6qgih1IVozU6VoShb8aV9V3abZR8XiyTA5ItWEXSC3 ZVg+CwlXej2xuLNu3W7oacg5grxT9KV2OMc/fJTjVksQmeW5wPrQsuPys9ndhQ== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4fL2VY707zz6Sw for ; Tue, 24 Feb 2026 16:00:05 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 26afa by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Tue, 24 Feb 2026 16:00:00 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Mark Johnston Subject: git: f3be7df50f01 - main - rtsock: Fix stack overflow 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 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/main X-Git-Reftype: branch X-Git-Commit: f3be7df50f01d9a6ead9f27b55bb4dfd7dc4f9d2 Auto-Submitted: auto-generated Date: Tue, 24 Feb 2026 16:00:00 +0000 Message-Id: <699dcb00.26afa.1fe11e3c@gitrepo.freebsd.org> The branch main has been updated by markj: URL: https://cgit.FreeBSD.org/src/commit/?id=f3be7df50f01d9a6ead9f27b55bb4dfd7dc4f9d2 commit f3be7df50f01d9a6ead9f27b55bb4dfd7dc4f9d2 Author: Mark Johnston AuthorDate: 2026-02-23 15:52:50 +0000 Commit: Mark Johnston CommitDate: 2026-02-24 15:58:48 +0000 rtsock: Fix stack overflow Approved by: so Security: FreeBSD-SA-26:05.route Security: CVE-2026-3038 Fixes: 92be2847e845 ("rtsock: Avoid copying uninitialized padding bytes") --- sys/net/rtsock.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sys/net/rtsock.c b/sys/net/rtsock.c index 774537366910..5251d4d75f15 100644 --- a/sys/net/rtsock.c +++ b/sys/net/rtsock.c @@ -1875,8 +1875,8 @@ rtsock_msg_buffer(int type, struct rt_addrinfo *rtinfo, struct walkarg *w, int * #endif dlen = SA_SIZE(sa); if (cp != NULL && buflen >= dlen) { - KASSERT(dlen <= sizeof(ss), - ("%s: sockaddr size overflow", __func__)); + if (sa->sa_len > sizeof(ss)) + return (EINVAL); bzero(&ss, sizeof(ss)); bcopy(sa, &ss, sa->sa_len); sa = (struct sockaddr *)&ss;