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[meta-oe,scarthgap,09/12] xrdp: patch CVE-2022-23484

Message ID 20251203212949.4046524-9-skandigraun@gmail.com
State Superseded, archived
Delegated to: Anuj Mittal
Headers show
Series [meta-oe,scarthgap,01/12] xrdp: patch CVE-2022-23468 | expand

Commit Message

Gyorgy Sarvari Dec. 3, 2025, 9:29 p.m. UTC 
Details: https://nvd.nist.gov/vuln/detail/CVE-2022-23484

Pick the patch that mentions this vulnerability explicitly.

Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>
---
 .../xrdp/xrdp/CVE-2022-23484.patch            | 31 +++++++++++++++++++
 meta-oe/recipes-support/xrdp/xrdp_0.9.20.bb   |  1 +
 2 files changed, 32 insertions(+)
 create mode 100644 meta-oe/recipes-support/xrdp/xrdp/CVE-2022-23484.patch
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Patch

diff --git a/meta-oe/recipes-support/xrdp/xrdp/CVE-2022-23484.patch b/meta-oe/recipes-support/xrdp/xrdp/CVE-2022-23484.patch
new file mode 100644
index 0000000000..af27c50376
--- /dev/null
+++ b/meta-oe/recipes-support/xrdp/xrdp/CVE-2022-23484.patch
@@ -0,0 +1,31 @@ 
+From c2c6efb1d377be6baaa4acbc9d3700490fe92887 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] CVE-2022-23484
+
+Add check for RAIL window text size
+
+CVE: CVE-2022-23484
+Upstream-Status: Backport [https://github.com/neutrinolabs/xrdp/commit/c2c6efb1d377be6baaa4acbc9d3700490fe92887]
+Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>
+---
+ xrdp/xrdp_mm.c | 6 ++++++
+ 1 file changed, 6 insertions(+)
+
+diff --git a/xrdp/xrdp_mm.c b/xrdp/xrdp_mm.c
+index 74b0516afa..4352625874 100644
+--- a/xrdp/xrdp_mm.c
++++ b/xrdp/xrdp_mm.c
+@@ -929,6 +929,12 @@ 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))
++    {
++        LOG(LOG_LEVEL_ERROR, "%s : invalid window text size %d",
++            __func__, size);
++        return 1;
++    }
+     rwso.title_info = g_new(char, size + 1);
+     in_uint8a(s, rwso.title_info, size);
+     rwso.title_info[size] = 0;
diff --git a/meta-oe/recipes-support/xrdp/xrdp_0.9.20.bb b/meta-oe/recipes-support/xrdp/xrdp_0.9.20.bb
index f9e2105500..a9107a0e26 100644
--- a/meta-oe/recipes-support/xrdp/xrdp_0.9.20.bb
+++ b/meta-oe/recipes-support/xrdp/xrdp_0.9.20.bb
@@ -25,6 +25,7 @@  SRC_URI = "https://github.com/neutrinolabs/${BPN}/releases/download/v${PV}/${BPN
            file://CVE-2022-23481.patch \
            file://CVE-2022-23482.patch \
            file://CVE-2022-23483.patch \
+           file://CVE-2022-23484.patch \
            "
 
 SRC_URI[sha256sum] = "db693401da95b71b4d4e4c99aeb569a546dbdbde343f6d3302b0c47653277abb"