From nobody Thu Jul 7 06:34:01 2022 X-Original-To: bugs@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 F39481D0A92B for ; Thu, 7 Jul 2022 06:34:01 +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 4LdmpK5BFVz3kJ1 for ; Thu, 7 Jul 2022 06:34:01 +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 4LdmpK4H0QzYNY for ; Thu, 7 Jul 2022 06:34:01 +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 2676Y1H6095092 for ; Thu, 7 Jul 2022 06:34:01 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 2676Y1Tf095091 for bugs@FreeBSD.org; Thu, 7 Jul 2022 06:34:01 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: bugs@FreeBSD.org Subject: [Bug 265071] ext2fs: fix potential memory leak in ext4_ext_grow_indepth() Date: Thu, 07 Jul 2022 06:34:01 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: Unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: niejianglei2021@163.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: 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: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@freebsd.org MIME-Version: 1.0 ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1657175641; 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=DTSUti/sUmt10J9EfhOECIJ9AuIrGGC41Su+H6Hop7I=; b=q49nug3rJqwWMnWLpe48Y4RFkejYTlriDScqUdCjcwL3THzAz6sr7QSIGVTSOQYshSCLsr 6/2lph0zl3Jg6uZO5pOp8LNnovmU0GW/6vZbyp7zB5uUHgLkwRZmTJ79L7Slc8mCzo95eY udckqX6EBfl8MYN6lOrs7FYSJDSIPGg7qu2u2s8iJpp1Lcsz/JawoFcCUh0sK2f/P5F8H+ ztALgf+sld22OoMZbh6DtNuhJCKu7Hpgkh0klCX3W4fCnZ/AbVzPhk3LL9gHR7QoE+evYu 57e6TH0TKQkBhYrL+epTyaTdWoFuI3dSLfV+NnTVYXaiQZxzOK94NtqYyyMPig== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1657175641; a=rsa-sha256; cv=none; b=XZ9mJ5XDk99wXLdBvbkgeiOqTiE6yAw1Rp2PXSHtNyAJdBYiOqhw6QGDttPZu8S0R+vcp2 jjo9ydnz3mj0QnpCUXDSg1yhRLiEJYXKtLUGSsmzpBG7CYgKXmwcBZP/fXHhn4anhynPYx caVZODDqXaeYRZzQHJSjAevKga9SGKplAyLCzkP8NOYNDNuap/hxybe9XduQuzbkOoXSre kStLBoLLbzWVJ0SbOenV28h0npSdJBjIlQM6i/n8GnH7vd+7Me+LBd3b1qwqNaiOe1AQd1 mxnwyZEZdcYK7dJ45QQhMIOGFzW0kGCDJ2c3pZ9dEesNOBHE/08gQAUuPXiI6Q== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D265071 Bug ID: 265071 Summary: ext2fs: fix potential memory leak in ext4_ext_grow_indepth() Product: Base System Version: Unspecified Hardware: Any OS: Any Status: New Severity: Affects Many People Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: niejianglei2021@163.com ext4_ext_grow_indepth() allocates memory chunk for "newblk" with ext4_ext_alloc_meta(). When getblk() and bwrite() fail in this funciton, "newblk" is not released, which will lead to a memory leak. We should release the "newblk" with ext4_ext_blkfree() when some error occurs to avoid the memory leak. --=20 You are receiving this mail because: You are the assignee for the bug.=