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freerdp3: fix CVE-2026-31897

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Details: https://nvd.nist.gov/vuln/detail/CVE-2026-31897

Signed-off-by: Ankur Tyagi <ankur.tyagi85@gmail.com>
Signed-off-by: Anuj Mittal <anuj.mittal@oss.qualcomm.com>
This commit is contained in:
Ankur Tyagi
2026-04-09 19:09:15 +12:00
committed by Anuj Mittal
parent 73ae0a8034
commit 262e656885
2 changed files with 29 additions and 0 deletions
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meta-oe/recipes-support/freerdp/freerdp3/CVE-2026-31897.patch
+28
View File
@@ -0,0 +1,28 @@
From 8a03413b6b154100076bfedf6388a348189a6791 Mon Sep 17 00:00:00 2001
From: Armin Novak <armin.novak@thincast.com>
Date: Tue, 10 Mar 2026 09:17:23 +0100
Subject: [PATCH] [codec,planar] add early length check to avoid oob read
CVE: CVE-2026-31897
Upstream-Status: Backport [https://github.com/FreeRDP/FreeRDP/commit/cd27c8faca0eeb0d4309cc5837dfdf3c42eba4e7]
Signed-off-by: Ankur Tyagi <ankur.tyagi85@gmail.com>
---
libfreerdp/codec/planar.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libfreerdp/codec/planar.c b/libfreerdp/codec/planar.c
index 4b51a023e..f3e00f9e5 100644
--- a/libfreerdp/codec/planar.c
+++ b/libfreerdp/codec/planar.c
@@ -720,9 +720,9 @@ BOOL planar_decompress(BITMAP_PLANAR_CONTEXT* planar, const BYTE* pSrcData, UINT
srcp = pSrcData;
- if (!pSrcData)
+ if (!pSrcData || (SrcSize < 1))
{
- WLog_ERR(TAG, "Invalid argument pSrcData=NULL");
+ WLog_ERR(TAG, "Invalid argument pSrcData=%p [size=%" PRIu32 "]", pSrcData, SrcSize);
return FALSE;
}
meta-oe/recipes-support/freerdp/freerdp3_3.4.0.bb
+1
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@@ -35,6 +35,7 @@ SRC_URI = "git://github.com/FreeRDP/FreeRDP.git;branch=master;protocol=https \
file://CVE-2026-29775.patch \
file://CVE-2026-29776.patch \
file://CVE-2026-31806.patch \
file://CVE-2026-31897.patch \
"
S = "${WORKDIR}/git"