From owner-svn-src-head@freebsd.org Fri Feb 8 14:31:45 2019 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 445FA14E256E; Fri, 8 Feb 2019 14:31:45 +0000 (UTC) (envelope-from avos@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) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id DC57F855FC; Fri, 8 Feb 2019 14:31:44 +0000 (UTC) (envelope-from avos@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id C36121A6BC; Fri, 8 Feb 2019 14:31:44 +0000 (UTC) (envelope-from avos@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x18EViCI025544; Fri, 8 Feb 2019 14:31:44 GMT (envelope-from avos@FreeBSD.org) Received: (from avos@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x18EVirN025543; Fri, 8 Feb 2019 14:31:44 GMT (envelope-from avos@FreeBSD.org) Message-Id: <201902081431.x18EVirN025543@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: avos set sender to avos@FreeBSD.org using -f From: Andriy Voskoboinyk Date: Fri, 8 Feb 2019 14:31:44 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r343909 - head/usr.bin/newkey X-SVN-Group: head X-SVN-Commit-Author: avos X-SVN-Commit-Paths: head/usr.bin/newkey X-SVN-Commit-Revision: 343909 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: DC57F855FC X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.94 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-0.99)[-0.994,0]; NEURAL_HAM_SHORT(-0.95)[-0.947,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-0.999,0] X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 08 Feb 2019 14:31:45 -0000 Author: avos Date: Fri Feb 8 14:31:44 2019 New Revision: 343909 URL: https://svnweb.freebsd.org/changeset/base/343909 Log: newkey(8): fix 'tmpname' memory leak (always) and input file descriptor leak when output file cannot be opened PR: 201732 Reported by: David Binderman MFC after: 1 week Modified: head/usr.bin/newkey/update.c Modified: head/usr.bin/newkey/update.c ============================================================================== --- head/usr.bin/newkey/update.c Fri Feb 8 14:27:25 2019 (r343908) +++ head/usr.bin/newkey/update.c Fri Feb 8 14:31:44 2019 (r343909) @@ -266,11 +266,14 @@ localupdate(char *name, char *filename, u_int op, u_in sprintf(tmpname, "%s.tmp", filename); rf = fopen(filename, "r"); if (rf == NULL) { - return (ERR_READ); + err = ERR_READ; + goto cleanup; } wf = fopen(tmpname, "w"); if (wf == NULL) { - return (ERR_WRITE); + fclose(rf); + err = ERR_WRITE; + goto cleanup; } err = -1; while (fgets(line, sizeof (line), rf)) { @@ -310,13 +313,18 @@ localupdate(char *name, char *filename, u_int op, u_in fclose(rf); if (err == 0) { if (rename(tmpname, filename) < 0) { - return (ERR_DBASE); + err = ERR_DBASE; + goto cleanup; } } else { if (unlink(tmpname) < 0) { - return (ERR_DBASE); + err = ERR_DBASE; + goto cleanup; } } + +cleanup: + free(tmpname); return (err); }