diff options
Diffstat (limited to 'meta-oe/recipes-support/open-vm-tools/open-vm-tools/0001-Properly-check-authorization-on-incoming-guestOps-re.patch')
| -rw-r--r-- | meta-oe/recipes-support/open-vm-tools/open-vm-tools/0001-Properly-check-authorization-on-incoming-guestOps-re.patch | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/meta-oe/recipes-support/open-vm-tools/open-vm-tools/0001-Properly-check-authorization-on-incoming-guestOps-re.patch b/meta-oe/recipes-support/open-vm-tools/open-vm-tools/0001-Properly-check-authorization-on-incoming-guestOps-re.patch new file mode 100644 index 0000000000..1c6657ae9f --- /dev/null +++ b/meta-oe/recipes-support/open-vm-tools/open-vm-tools/0001-Properly-check-authorization-on-incoming-guestOps-re.patch @@ -0,0 +1,39 @@ +From d16eda269413bdb04e85c242fa28db264697c45f Mon Sep 17 00:00:00 2001 +From: John Wolfe <jwolfe@vmware.com> +Date: Sun, 21 Aug 2022 07:56:49 -0700 +Subject: [PATCH] Properly check authorization on incoming guestOps requests. + +Fix public pipe request checks. Only a SessionRequest type should +be accepted on the public pipe. + +Upstream-Status: Backport from https://github.com/vmware/open-vm-tools/commit/70a74758bfe0042c27f15ce590fb21a2bc54d745 +CVE: CVE-2022-31676 +Signed-off-by: Priyal Doshi <pdoshi@mvista.com> +--- + open-vm-tools/vgauth/serviceImpl/proto.c | 6 +++++- + 1 file changed, 5 insertions(+), 1 deletion(-) + +diff --git a/open-vm-tools/vgauth/serviceImpl/proto.c b/open-vm-tools/vgauth/serviceImpl/proto.c +index f097fb6..0ebaa7b 100644 +--- a/open-vm-tools/vgauth/serviceImpl/proto.c ++++ b/open-vm-tools/vgauth/serviceImpl/proto.c +@@ -1,5 +1,5 @@ + /********************************************************* +- * Copyright (C) 2011-2016,2019 VMware, Inc. All rights reserved. ++ * Copyright (C) 2011-2016,2019-2022 VMware, Inc. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU Lesser General Public License as published +@@ -1202,6 +1202,10 @@ Proto_SecurityCheckRequest(ServiceConnection *conn, + VGAuthError err; + gboolean isSecure = ServiceNetworkIsConnectionPrivateSuperUser(conn); + ++ if (conn->isPublic && req->reqType != PROTO_REQUEST_SESSION_REQ) { ++ return VGAUTH_E_PERMISSION_DENIED; ++ } ++ + switch (req->reqType) { + /* + * This comes over the public connection; alwsys let it through. +-- +2.7.4 |