CVE-2024-32660— FreeRDP zgfx_decompress out of memory vulnerability
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I. Basic Information for CVE-2024-32660
Vulnerability Information
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Vulnerability Title
FreeRDP zgfx_decompress out of memory vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.5.1, a malicious server can crash the FreeRDP client by sending invalid huge allocation size. Version 3.5.1 contains a patch for the issue. No known workarounds are available.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
不加限制或调节的资源分配
Source: NVD (National Vulnerability Database)
Vulnerability Title
FreeRDP 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FreeRDP是FreeRDP团队的一款开源的远程桌面协议（RDP）的实现。 FreeRDP 3.5.1 版本之前存在安全漏洞，该漏洞源于恶意服务器可能会通过发送无效的巨大分配大小来使 FreeRDP 客户端崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2024-32660
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://oss-fuzz.com/testcase-detail/5559242514825216x_refsource_MISC
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-mxv6-2cw6-m3mxx_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2024-32660
Same Patch Batch · FreeRDP · 2024-04-23 · 5 CVEs total
| CVE-2024-32659 | 9.8 CRITICAL | freerdp_image_copy out of bound read |
| CVE-2024-32658 | 9.8 CRITICAL | FreeRDP ExtractRunLengthRegular* out of bound read |
| CVE-2024-32662 | 7.5 HIGH | FreeRDP rdp_redirection_read_base64_wchar out of bound read |
| CVE-2024-32661 | 7.5 HIGH | FreeRDP rdp_write_logon_info_v1 NULL access |
IV. Related Vulnerabilities
Same product: FreeRDP
- CVE-2026-40254
FreeRDP: contains_dotdot() off-by-one allows drive channel p - CVE-2026-33995
FreeRDP: Possible double free in kerberos_AcceptSecurityCont - CVE-2026-33987
FreeRDP: Persistent Cache bmpSize Desync - Heap OOB Write - CVE-2026-33986
FreeRDP: H.264 YUV Buffer Dimension Desync - Heap OOB Write - CVE-2026-33985
FreeRDP: ClearCodec Glyph Cache Count Desync - Heap OOB Read
Same vendor: FreeRDP
- CVE-2026-40254
FreeRDP: contains_dotdot() off-by-one allows drive channel p - CVE-2026-33995
FreeRDP: Possible double free in kerberos_AcceptSecurityCont - CVE-2026-33987
FreeRDP: Persistent Cache bmpSize Desync - Heap OOB Write - CVE-2026-33986
FreeRDP: H.264 YUV Buffer Dimension Desync - Heap OOB Write - CVE-2026-33985
FreeRDP: ClearCodec Glyph Cache Count Desync - Heap OOB Read
Same weakness: CWE-770
- CVE-2026-42294
Argo Workflows: Unauthenticated Memory Exhaustion (DoS) in W - CVE-2026-42189
Russh: Pre-auth DoS via unbounded allocation in keyboard-int - CVE-2026-42793
Atom table exhaustion via attacker-controlled GraphQL SDL na - CVE-2026-44499
ZEBRA: Permanent Block Discovery Halt via Gossip Queue Satur - CVE-2026-44500
ZEBRA: Allocation Amplification in Inbound Network Deseriali
V. Comments for CVE-2024-32660
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