From nobody Sat May 07 01:17:03 2022 X-Original-To: net@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 2CF301AD349D for ; Sat, 7 May 2022 01:17:04 +0000 (UTC) (envelope-from bugzilla-noreply@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 "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Kw8fm043Kz4dXl for ; Sat, 7 May 2022 01:17:04 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (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 did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id D704826A6C for ; Sat, 7 May 2022 01:17:03 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 2471H3MY027226 for ; Sat, 7 May 2022 01:17:03 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 2471H3qS027225 for net@FreeBSD.org; Sat, 7 May 2022 01:17:03 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 263824] genet(4): Driver interface may overwrite memory in a consecutive memory copy operations when parsing TX packet Date: Sat, 07 May 2022 01:17:03 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bin X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: needs-qa, security X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: karels@freebsd.org X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: karels@freebsd.org X-Bugzilla-Flags: maintainer-feedback? mfc-stable13? mfc-stable12? X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@freebsd.org MIME-Version: 1.0 ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1651886224; 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: in-reply-to:in-reply-to:references:references; bh=SFsbSBOTmHF1aeqW1a86F6KJSlhTJKzUd/2S8Bzef3I=; b=qCFrxJbkfpLGbWmk9kK6fLd/TJBQDVtJOfimeWLL/Wm5id+ukdRTaTNnN58VJ7faxLDN1l zNk/wDhTsLcI+xjKG/F1O7wU1GashIZIGz53qY3SgeYX+hJqS5mcRPnLcZlim5oRnfskcH CBpwjfwsJOwqidgJFKsrLE1P1WbKhfNUWb0Q2oGcfXjnDngKiqGAkeQr5NZoI7J9jc73N5 oD/d1PVpsPmGs3yOFbRzHBK7OTQayw58ulIP/8V7jiXnncBHDgVexaitWr16fxVpokYRU5 ZKrjL+PDf5sB4iY7RclbajFC+wpTZSEnOv3ZO/AWWFBSCeNPBzJ/KVVj38iV9w== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1651886224; a=rsa-sha256; cv=none; b=ZC36znh9fOasR94aCZT8fjyeMiP5524xv+hCXNf2vWL2rAQjrxpQzrPY81SEKG+ZQjFO0c JQA+xqeg6c+wpUNtU0a7yabP0zph7IWKgJEmPC/Llab5hTsz6B7M0QXNHETYY+Iy8+0XZO rKhjOuE0TRHfxg47YQbivxLZcdZqfPftpRpOpBN4/j7ZeyagF062Gryw30ZbHX1/NEjFF7 DsIZVXrgGyL9tIDZ+dLELKrtbrB3XX/hNDwe5yA4Qh8ap6ADW5g2opBgYAIv53esCzkTVL CJQ809KvMKcCESgmSlZncSYsjWn5bPjtwSxBU5wtgFky/vCsmXR7TAxJZiu/FA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D263824 --- Comment #1 from Mike Karels --- In the failing case, the link-layer header is overwritten by the network-la= yer header? I think you are correct about the fix. I will have to figure out a way to force that case for testing. --=20 You are receiving this mail because: You are on the CC list for the bug.=