CVE-2023-39351 — NULL Pointer Dereference in Freerdp

CWE-476 — NULL Pointer Dereference6 documents5 sources
Severity
7.5HIGHNVD
EPSS
0.1%
top 64.46%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
FreerdpDebian Freerdp2Debian Linux+1 more
Timeline
PublishedAug 31
Latest updateOct 4

Description

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions of FreeRDP are subject to a Null Pointer Dereference leading a crash in the RemoteFX (rfx) handling. Inside the `rfx_process_message_tileset` function, the program allocates tiles using `rfx_allocate_tiles` for the number of numTiles. If the initialization process of tiles is not completed for various reasons, tiles will have a NULL pointer. Which may be accessed in further…

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶NVDfreerdp/freerdp< 2.11.0+1
▶debiandebian/freerdp2< freerdp2 2.11.7+dfsg1-6~deb12u1 (bookworm)
▶CVEListV5freerdp/freerdp>= 3.0.0-beta1, < 3.0.0-beta3

Also affects: Debian Linux 10.0, Fedora 37, 38, 39

🔴Vulnerability Details

2
OSV
freerdp2 vulnerabilities↗2023-10-04
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OSV
CVE-2023-39351: FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license↗2023-08-31
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📋Vendor Advisories

3
Ubuntu
FreeRDP vulnerabilities↗2023-10-04
▶
Red Hat
freerdp: Null Pointer Dereference leading DOS in RemoteFX↗2023-08-31
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Debian
CVE-2023-39351: freerdp2 - FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released ...↗2023
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CVE-2023-39351 — NULL Pointer Dereference in Freerdp | cvebase