Date: Mon, 20 Jan 2025 14:26:26 GMT From: Ed Maste <emaste@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: 0bfbd30663b6 - stable/14 - libbsnmptools: avoid uninitialized snmptoolctx->passwd with empty password Message-ID: <202501201426.50KEQQbb087029@gitrepo.freebsd.org>
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The branch stable/14 has been updated by emaste: URL: https://cgit.FreeBSD.org/src/commit/?id=0bfbd30663b68a851ebf24667d121c6891c86827 commit 0bfbd30663b68a851ebf24667d121c6891c86827 Author: Gleb Smirnoff <glebius@FreeBSD.org> AuthorDate: 2025-01-11 05:08:02 +0000 Commit: Ed Maste <emaste@FreeBSD.org> CommitDate: 2025-01-20 14:25:14 +0000 libbsnmptools: avoid uninitialized snmptoolctx->passwd with empty password The removed check left snmptoolctx->passwd pointer to uninitialized memory. Always calling strlcpy(3) would guarantee that with empty password it will point to empty string. Submitted by: markj PR: 283909 (cherry picked from commit 3999a860d6e899de98b1025317d2d0ef1f83255f) --- usr.sbin/bsnmpd/tools/libbsnmptools/bsnmptools.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/usr.sbin/bsnmpd/tools/libbsnmptools/bsnmptools.c b/usr.sbin/bsnmpd/tools/libbsnmptools/bsnmptools.c index a9d44cee4364..fb09e1ac785e 100644 --- a/usr.sbin/bsnmpd/tools/libbsnmptools/bsnmptools.c +++ b/usr.sbin/bsnmpd/tools/libbsnmptools/bsnmptools.c @@ -178,8 +178,7 @@ snmptool_init(struct snmp_toolinfo *snmptoolctx) warn("malloc() failed"); return (-1); } - if (slen > 0) - strlcpy(snmptoolctx->passwd, str, slen + 1); + strlcpy(snmptoolctx->passwd, str, slen + 1); } return (0);
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