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openSUSE:Leap:15.5:Update
xrdp.30693
xrdp-CVE-2022-23484.patch
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File xrdp-CVE-2022-23484.patch of Package xrdp.30693
From 7cd5ae5bdca2c28984524367d2f6eecf05ba8d0e Mon Sep 17 00:00:00 2001 From: matt335672 <30179339+matt335672@users.noreply.github.com> Date: Wed, 7 Dec 2022 10:03:24 +0000 Subject: [PATCH 09/10] CVE-2022-23484 Add check for RAIL window text size --- xrdp/xrdp_mm.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/xrdp/xrdp_mm.c b/xrdp/xrdp_mm.c index 2a8d29c2..7c8fca62 100644 --- a/xrdp/xrdp_mm.c +++ b/xrdp/xrdp_mm.c @@ -947,6 +947,10 @@ xrdp_mm_process_rail_update_window_text(struct xrdp_mm* self, struct stream* s) g_memset(&rwso, 0, sizeof(rwso)); in_uint32_le(s, size); /* title size */ + if (size < 0 || !s_check_rem(s, size)) + { + return 1; + } rwso.title_info = g_new(char, size + 1); in_uint8a(s, rwso.title_info, size); rwso.title_info[size] = 0; -- 2.39.0
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