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!62 fix CVE-2022-24903

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From: @zw0402 
Reviewed-by: @yanan-rock 
Signed-off-by: @yanan-rock
This commit is contained in:
openeuler-ci-bot 2022-05-23 08:29:01 +00:00 committed by Gitee
commit 8ddab0d751
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GPG Key ID: 173E9B9CA92EEF8F
2 changed files with 66 additions and 1 deletions
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61
bugfix-CVE-2022-24903.patch Normal file
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@ -0,0 +1,61 @@
From 66c63027b95dce0fcfe50fa8baf2366ac83b340d Mon Sep 17 00:00:00 2001
From: Rainer Gerhards <rgerhards@adiscon.com>
Date: Fri, 22 Apr 2022 09:49:46 +0200
Subject: [PATCH] net bugfix: potential buffer overrun
Conflict:NA
Reference:https://github.com/rsyslog/rsyslog/commit/89955b0bcb1ff105e1374aad7e0e993faa6a038f
---
contrib/imhttp/imhttp.c | 4 +++-
plugins/imptcp/imptcp.c | 4 +++-
runtime/tcps_sess.c | 4 +++-
3 files changed, 9 insertions(+), 3 deletions(-)
diff --git a/contrib/imhttp/imhttp.c b/contrib/imhttp/imhttp.c
index f09260b..95704af 100644
--- a/contrib/imhttp/imhttp.c
+++ b/contrib/imhttp/imhttp.c
@@ -487,7 +487,9 @@ processOctetMsgLen(const instanceConf_t *const inst, struct conn_wrkr_s *connWrk
connWrkr->parseState.iOctetsRemain = connWrkr->parseState.iOctetsRemain * 10 + ch - '0';
}
// temporarily save this character into the message buffer
- connWrkr->pMsg[connWrkr->iMsg++] = ch;
+ if(connWrkr->iMsg + 1 < s_iMaxLine) {
+ connWrkr->pMsg[connWrkr->iMsg++] = ch;
+ }
} else {
const char *remoteAddr = "";
if (connWrkr->propRemoteAddr) {
diff --git a/plugins/imptcp/imptcp.c b/plugins/imptcp/imptcp.c
index cdd29d4..e47a7c9 100644
--- a/plugins/imptcp/imptcp.c
+++ b/plugins/imptcp/imptcp.c
@@ -1107,7 +1107,9 @@ processDataRcvd(ptcpsess_t *const __restrict__ pThis,
if(pThis->iOctetsRemain <= 200000000) {
pThis->iOctetsRemain = pThis->iOctetsRemain * 10 + c - '0';
}
- *(pThis->pMsg + pThis->iMsg++) = c;
+ if(pThis->iMsg < iMaxLine) {
+ *(pThis->pMsg + pThis->iMsg++) = c;
+ }
} else { /* done with the octet count, so this must be the SP terminator */
DBGPRINTF("TCP Message with octet-counter, size %d.\n", pThis->iOctetsRemain);
prop.GetString(pThis->peerName, &propPeerName, &lenPeerName);
diff --git a/runtime/tcps_sess.c b/runtime/tcps_sess.c
index b12d873..0831192 100644
--- a/runtime/tcps_sess.c
+++ b/runtime/tcps_sess.c
@@ -389,7 +389,9 @@ processDataRcvd(tcps_sess_t *pThis,
if(pThis->iOctetsRemain <= 200000000) {
pThis->iOctetsRemain = pThis->iOctetsRemain * 10 + c - '0';
}
- *(pThis->pMsg + pThis->iMsg++) = c;
+ if(pThis->iMsg < iMaxLine) {
+ *(pThis->pMsg + pThis->iMsg++) = c;
+ }
} else { /* done with the octet count, so this must be the SP terminator */
DBGPRINTF("TCP Message with octet-counter, size %d.\n", pThis->iOctetsRemain);
prop.GetString(pThis->fromHost, &propPeerName, &lenPeerName);
--
2.27.0

6
rsyslog.spec
View File

@ -7,7 +7,7 @@
Name: rsyslog
Version: 8.2110.0
Release: 8
Release: 9
Summary: The rocket-fast system for log processing
License: (GPLv3+ and ASL 2.0)
URL: http://www.rsyslog.com/
@ -30,6 +30,7 @@ Patch9003: rsyslog-8.37.0-initialize-variables-and-check-return-value.patch
Patch9004: print-main-queue-info-to-journal-when-queue-full.patch
Patch9005: print-main-queue-info-to-journal-when-receive-USR1-signal.patch
%endif
Patch9006: bugfix-CVE-2022-24903.patch
BuildRequires: gcc autoconf automake bison dos2unix flex pkgconfig python3-docutils libtool
BuildRequires: libgcrypt-devel libuuid-devel zlib-devel krb5-devel libnet-devel gnutls-devel
@ -492,6 +493,9 @@ done
%{_mandir}/man1/rscryutil.1.gz
%changelog
* Mon May 23 2022 zhanghaolian <zhanghaolian@huawei.com> - 8.2110.0-9
- fix CVE-2022-24903
* Fri Mar 25 2022 wuchaochao <cyanrose@yeah.net> - 8.2110.0-8
- add systemd_lived macro