CVE-2026-67290— FreeRDP before 3.29.0 Heap Out-of-Bounds Read via TSMF
Possible ATT&CK Techniques 1AI
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I. Basic Information for CVE-2026-67290
Vulnerability Information
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Vulnerability Title
FreeRDP before 3.29.0 Heap Out-of-Bounds Read via TSMF
Source: CVE Program / CVE List V5
Vulnerability Description
FreeRDP before 3.29.0 contains a heap out-of-bounds read vulnerability in the TSMF FFmpeg decoder when parsing AVC1 MPEG2VIDEOINFO media types with insufficient ExtraData. Attackers can send malformed media format data from a server to trigger a crash by reading fixed offsets without validating source buffer length.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
FreeRDP 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FreeRDP是FreeRDP团队开源的一款远程桌面协议(RDP)的实现。 FreeRDP 3.29.0之前版本存在缓冲区错误漏洞，该漏洞源于TSMF FFmpeg解码器在解析AVC1 MPEG2VIDEOINFO媒体类型时ExtraData不足，导致堆越界读取，攻击者可发送恶意媒体格式数据触发崩溃。
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-2026-67290
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
Qwen3.6-35B-A3B · 8630 chars
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III. Intelligence Information for CVE-2026-67290
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Patches & Fixes for CVE-2026-67290 (1)
Vendor Advisories for CVE-2026-67290 (2)
Same Patch Batch · FreeRDP · 2026-08-01 · 21 CVEs total
| CVE-2026-66402 | 9.8 CRITICAL | FreeRDP before 3.29.0 TLS Certificate Identity Validation Bypass |
| CVE-2026-67289 | 9.8 CRITICAL | FreeRDP before 3.29.0 HTTP Proxy Request Injection via Redirection |
| CVE-2026-67305 | 9.4 CRITICAL | FreeRDP Windows Client before 3.29.0 Heap Buffer Overflow via Cliprdr |
| CVE-2026-67299 | 7.5 HIGH | FreeRDP before 3.29.0 Use-After-Free via WindowIcon async message |
| CVE-2026-67304 | 7.5 HIGH | FreeRDP before 3.29.0 NULL Dereference via smartcard cleanup |
| CVE-2026-67297 | 7.5 HIGH | FreeRDP before 3.29.0 Resource Exhaustion via chunked HTTP response |
| CVE-2026-67301 | 7.5 HIGH | FreeRDP before 3.29.0 Out-of-bounds Read via Polygon async message-proxy |
| CVE-2026-67296 | 7.5 HIGH | FreeRDP before 3.29.0 Denial of Service via RDPEI PDU |
| CVE-2026-67291 | 7.5 HIGH | FreeRDP before 3.29.0 Heap Out-of-Bounds Read via GLYPH_FRAGMENT_ADD |
| CVE-2026-67300 | 7.5 HIGH | FreeRDP before 3.29.0 Use-After-Free via async message proxy |
| CVE-2026-67288 | 7.5 HIGH | FreeRDP before 3.29.0 Denial of Service via smartcard cache |
| CVE-2026-67298 | 7.5 HIGH | FreeRDP 3.28.0 Heap Buffer Overflow via RAIL orderLength Underflow |
| CVE-2026-67292 | 6.5 MEDIUM | FreeRDP before 3.29.0 WebSocket Ping Buffer Over-disclosure |
| CVE-2026-67295 | 6.3 MEDIUM | FreeRDP before 3.29.0 Path Traversal via drive redirection |
| CVE-2026-67294 | 5.9 MEDIUM | FreeRDP before 3.29.0 TLS Certificate EKU Bypass |
| CVE-2026-67306 | 5.4 MEDIUM | FreeRDP before 3.29.0 Out-of-Bounds Read via Planar RLE |
| CVE-2026-67303 | 4.3 MEDIUM | FreeRDP before 3.29.0 Denial of Service via serial DeviceControl |
| CVE-2026-67302 | 4.3 MEDIUM | FreeRDP rdpecam StartStreamsRequest divide-by-zero denial of service |
| CVE-2026-67293 | 4.2 MEDIUM | FreeRDP before 3.29.0 Improper Certificate Hostname Validation |
| CVE-2026-66401 | 2.1 LOW | FreeRDP before 3.29.0 Out-of-Bounds Read via UVC H.264 |
IV. Related Vulnerabilities
Same product: FreeRDP
- CVE-2026-73242
FreeRDP: Kerberos GSS Wrap-token `EC` field is unbounded, ca - CVE-2026-73241
FreeRDP: RDSTLS server authentication bypass: a credential-l - CVE-2026-68580
FreeRDP before 3.29.0 Integer Overflow via Audio Input Chann - CVE-2026-68579
FreeRDP before 3.30.0 Heap Overflow via CliprdrStream_Read - CVE-2026-67298
FreeRDP 3.28.0 Heap Buffer Overflow via RAIL orderLength Und
Same vendor: FreeRDP
- CVE-2026-73242
FreeRDP: Kerberos GSS Wrap-token `EC` field is unbounded, ca - CVE-2026-73241
FreeRDP: RDSTLS server authentication bypass: a credential-l - CVE-2026-68580
FreeRDP before 3.29.0 Integer Overflow via Audio Input Chann - CVE-2026-68579
FreeRDP before 3.30.0 Heap Overflow via CliprdrStream_Read - CVE-2026-67298
FreeRDP 3.28.0 Heap Buffer Overflow via RAIL orderLength Und
Same weakness: CWE-125
- CVE-2026-19955
TrailDB TOC Validation tdb.c tdb_open out-of-bounds - CVE-2026-49282
Capstone M68K and RISCV `cs_insn_name()` invalid IDs can tri - CVE-2026-18020
IBM i is Affected By Multiple Vulnerabilities in NetServer - CVE-2026-17649
IBM i is Affected By Multiple Vulnerabilities in NetServer - CVE-2026-17226
IBM i is Affected By Multiple Vulnerabilities in NetServer
V. Comments for CVE-2026-67290
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