FreeRDP versions before 3.31.0 contain an uninitialized heap memory disclosure vulnerability in the urbdrc USB redirection channel. A malicious RDP server can induce failing USB transfers to read uninitialized heap memory from the client, defeating ASLR and enabling remote code execution when chained with memory corruption vulnerabilities.
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History
Wed, 16 Sep 2026 00:15:00 +0000
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| Weaknesses | CWE-824 | |
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Tue, 15 Sep 2026 16:30:00 +0000
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Tue, 15 Sep 2026 15:30:00 +0000
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| Description | FreeRDP versions before 3.31.0 contain an uninitialized heap memory disclosure vulnerability in the urbdrc USB redirection channel. A malicious RDP server can induce failing USB transfers to read uninitialized heap memory from the client, defeating ASLR and enabling remote code execution when chained with memory corruption vulnerabilities. | |
| Title | FreeRDP 2.0.0 through 3.30.0 Uninitialized Heap Memory Disclosure via urbdrc | |
| First Time appeared |
Freerdp
Freerdp freerdp |
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| Weaknesses | CWE-457 | |
| CPEs | cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Freerdp
Freerdp freerdp |
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cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-09-15T15:18:16.675Z
Updated: 2026-09-15T15:58:06.421Z
Reserved: 2026-09-15T11:08:44.670Z
Link: CVE-2026-91963
Updated: 2026-09-15T15:57:47.331Z
Status : Analyzed
Published: 2026-09-15T16:17:51.907
Modified: 2026-09-23T20:08:36.160
Link: CVE-2026-91963