Module Name: src Committed By: rin Date: Fri Nov 10 14:35:25 UTC 2017
Modified Files: src/external/bsd/nvi/dist/common: vi_db1.c src/external/bsd/nvi/dist/ex: ex.c Log Message: PR bin/52716 fix buffer overrun found by libasan To generate a diff of this commit: cvs rdiff -u -r1.8 -r1.9 src/external/bsd/nvi/dist/common/vi_db1.c cvs rdiff -u -r1.4 -r1.5 src/external/bsd/nvi/dist/ex/ex.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/external/bsd/nvi/dist/common/vi_db1.c diff -u src/external/bsd/nvi/dist/common/vi_db1.c:1.8 src/external/bsd/nvi/dist/common/vi_db1.c:1.9 --- src/external/bsd/nvi/dist/common/vi_db1.c:1.8 Sat Nov 28 13:20:03 2015 +++ src/external/bsd/nvi/dist/common/vi_db1.c Fri Nov 10 14:35:25 2017 @@ -15,7 +15,7 @@ static const char sccsid[] = "Id: db1.c,v 10.1 2002/03/09 12:53:57 skimo Exp (Berkeley) Date: 2002/03/09 12:53:57 "; #endif /* not lint */ #else -__RCSID("$NetBSD: vi_db1.c,v 1.8 2015/11/28 13:20:03 christos Exp $"); +__RCSID("$NetBSD: vi_db1.c,v 1.9 2017/11/10 14:35:25 rin Exp $"); #endif #include <sys/types.h> @@ -184,7 +184,7 @@ err3: if (lenp != NULL) nlen = data.size; goto retry; } else - memcpy(sp->c_lp, data.data, nlen); + memcpy(sp->c_lp, data.data, data.size); } if (FILE2INT(sp, data.data, data.size, wp, wlen)) { Index: src/external/bsd/nvi/dist/ex/ex.c diff -u src/external/bsd/nvi/dist/ex/ex.c:1.4 src/external/bsd/nvi/dist/ex/ex.c:1.5 --- src/external/bsd/nvi/dist/ex/ex.c:1.4 Sun Jan 26 21:43:45 2014 +++ src/external/bsd/nvi/dist/ex/ex.c Fri Nov 10 14:35:25 2017 @@ -1,4 +1,4 @@ -/* $NetBSD: ex.c,v 1.4 2014/01/26 21:43:45 christos Exp $ */ +/* $NetBSD: ex.c,v 1.5 2017/11/10 14:35:25 rin Exp $ */ /*- * Copyright (c) 1992, 1993, 1994 * The Regents of the University of California. All rights reserved. @@ -16,7 +16,7 @@ static const char sccsid[] = "Id: ex.c,v 10.75 2004/03/16 14:13:35 skimo Exp (Berkeley) Date: 2004/03/16 14:13:35 "; #endif /* not lint */ #else -__RCSID("$NetBSD: ex.c,v 1.4 2014/01/26 21:43:45 christos Exp $"); +__RCSID("$NetBSD: ex.c,v 1.5 2017/11/10 14:35:25 rin Exp $"); #endif #include <sys/types.h> @@ -2259,7 +2259,7 @@ ex_comm_search(SCR *sp, CHAR_T *name, si return (NULL); if (cp->name[0] != name[0]) continue; - if (!MEMCMP(name, cp->name, len)) + if (STRLEN(cp->name) >= len && !MEMCMP(name, cp->name, len)) return (cp); } return (NULL);