From nobody Tue Feb 24 16:00:00 2026 X-Original-To: dev-commits-src-main@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 4fL2VT3fbBz6SP95 for ; Tue, 24 Feb 2026 16:00:01 +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 4fL2VS7476z3jN3 for ; Tue, 24 Feb 2026 16:00:00 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1771948801; 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=gx3XqRE1X+eaBiyzrv+lqfybMovoupi0bhJ5If5nh72BJwWyEQQP7gfdIioXv9l9rxGAYk ODO7arP6ehJYqgsLaM68B8hJpcsZLxTwjJjSn5KJaD4xiZlZywHHDCiIcCSDvEzhBNUmyJ 9lRdFnaHMcodoC4HRcbfFj+piI1gkI0LC+/PsYgOj8J/juMwjQnHsZ5mglUt8xJTWLM47v zkSRXpRQg5RZz04iw4psbYfX2JjjCbplpzvZ3Icxysn66ys1fN+2Aa61a5Kq4cNy5mGNtK SSM5b57586ICcMRuX+00kBxcqQK1PcZune1ZweLE9xxhhLuhzXOf5O0HhdzIaQ== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1771948801; a=rsa-sha256; cv=none; b=yotrBzL9i2sHHUiFI/b8aJ2tXhkx3IFHLPUfehdA81YMAfHa54/+DoSRyeC0tNALj8JaNB lSKUJpVyU/QnD+h1RIeA96WAs2cuV2Jet5BWBisYcvk6RrXJAWdUVx4FDB53mAyqu0aVS9 hwB/ZkWLDwWZ+OjgZt8C7ti1u63UpNwm8XRA6qFP0CkJ29qV76wRTSljEbegO6w3nFQPOm lD0H+yeKAKaeBxbcBRJF5uEWm7f6/2RxG6P26xSzyrpBu+Pkn+Ndv7HXplYEMkTcwlFocU BVHkJmQvsxhX00Ga0Kw2TywfV7k87bVLJy+pbnLMsEAE91Nr+QSGtvpI7le+Dg== 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=1771948801; 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=lbQ8AlsIkTnJrrLXQI2CVBOUYfBUe/yw1jv0PygZWRKmuA/Ax9fktB1Na5LroKMcuxUH0X UwDXrQ4K+zHHqG2e7M6K6AKPJeOS6ChgvtqFv4wrN69SugiaAoVVnb+TDO+UintUAzVXM+ Q996npLMXVLMrpXJ6FO9NxF+s2FZqjegK0iHEq0ef0ESY/SH1YnrFnVJyRUSuMkUYLUnqD rW+FMYQV9HukPa89CXJfi2na0jmekmBx4xXVFN+7B5AarmW7Yt01fBBYJmphoDRuKRNfVy +59kPhBY2DtO6Q689BO8IYr6jGrQUc60TjBqNbiK+G3grqpFo9UhkxGZjALQoQ== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4fL2VS6gnlz6wZ for ; Tue, 24 Feb 2026 16:00:00 +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 the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-main@freebsd.org Sender: owner-dev-commits-src-main@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;