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freerdp: patch CVE-2022-39282

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Details: https://nvd.nist.gov/vuln/detail/CVE-2022-39282

Pick the patch that's description matches the CVE description.
(Debian also considers the same patch[1] the fix)

[1]: https://security-tracker.debian.org/tracker/CVE-2022-39282

Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>
This commit is contained in:
Gyorgy Sarvari
2026-01-20 07:48:00 +01:00
parent ee510136eb
commit af8f2af56b
2 changed files with 39 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
meta-oe/recipes-support/freerdp/freerdp/CVE-2022-39282.patch
+38
View File
@@ -0,0 +1,38 @@
From 2dc894cc293a2c4b64176ea0d47587444f9ce9e0 Mon Sep 17 00:00:00 2001
From: akallabeth <akallabeth@posteo.net>
Date: Thu, 6 Oct 2022 09:12:40 +0200
Subject: [PATCH] Fix length checks in parallel driver
The length requested was not checked against the length read from
the port.
(cherry picked from commit 094cc5a4596c299595b732effd59ee149181fd61)
CVE: CVE-2022-39282
Upstream-Status: Backport [https://github.com/FreeRDP/FreeRDP/commit/60aac2abf0740dd36b62712fba91498fd6e055fe]
Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>
---
channels/parallel/client/parallel_main.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/channels/parallel/client/parallel_main.c b/channels/parallel/client/parallel_main.c
index af3e82703..993605a65 100644
--- a/channels/parallel/client/parallel_main.c
+++ b/channels/parallel/client/parallel_main.c
@@ -159,7 +159,7 @@ static UINT parallel_process_irp_read(PARALLEL_DEVICE* parallel, IRP* irp)
return ERROR_INVALID_DATA;
Stream_Read_UINT32(irp->input, Length);
Stream_Read_UINT64(irp->input, Offset);
- buffer = (BYTE*)malloc(Length);
+ buffer = (BYTE*)calloc(Length, sizeof(BYTE));
if (!buffer)
{
@@ -178,6 +178,7 @@ static UINT parallel_process_irp_read(PARALLEL_DEVICE* parallel, IRP* irp)
}
else
{
+ Length = status;
}
Stream_Write_UINT32(irp->output, Length);
meta-oe/recipes-support/freerdp/freerdp_2.6.1.bb
+1
View File
@@ -19,6 +19,7 @@ SRC_URI = "git://github.com/FreeRDP/FreeRDP.git;branch=stable-2.0;protocol=https
file://CVE-2022-39316.patch \
file://CVE-2022-39318-39319.patch \
file://CVE-2022-24883.patch \
file://CVE-2022-39282.patch \
"
S = "${WORKDIR}/git"