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upstream: don't strnvis() log messages that are going to be logged

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by sshd-auth via its parent sshd-session process, as the parent will also run
them though strnvis().

Prevents double-escaping of non-printing characters in some log
messages. bz3896 ok dtucker@

OpenBSD-Commit-ID: d78faad96a98af5269d66ddceee553cf7d396dfe
This commit is contained in:
djm@openbsd.org
2025-11-17 05:24:42 +00:00
committed by Damien Miller
parent bad220decb
commit e4cc5ab0ef
1 changed files with 3 additions and 2 deletions
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5
log.c
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@@ -1,4 +1,4 @@
/* $OpenBSD: log.c,v 1.65 2025/09/02 09:34:48 djm Exp $ */
/* $OpenBSD: log.c,v 1.66 2025/11/17 05:24:42 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -403,7 +403,8 @@ do_log(LogLevel level, int force, const char *suffix, const char *fmt,
/* Avoid recursion */
tmp_handler = log_handler;
log_handler = NULL;
tmp_handler(level, force, fmtbuf, log_handler_ctx);
/* Note: this sends the raw (i.e. no strnvis) log message */
tmp_handler(level, force, msgbuf, log_handler_ctx);
log_handler = tmp_handler;
} else if (log_on_stderr) {
snprintf(msgbuf, sizeof msgbuf, "%s%s%.*s\r\n",