CVE-2026-63652
CVE-2026-63652: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium6.5
Medium [CVE-2026-63652] Denial of Service and heap corruption via malformed RDP audio PDU
CVE-2026-63652Source published Source updated
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.28.0, rdpsnd_server_recv_formats in channels/rdpsnd/server/rdpsnd_main.c frees context->client_formats on a malformed Client Audio Formats PDU without clearing the owning pointer or num_client_formats. An authenticated RDP client can trigger an error such as a cbSize larger than the remaining record, leave the dangling pointer in the server context, and cause rdpsnd_server_context_free to free the same allocation again at session teardown. This reliably terminates the server and can create allocator-dependent heap corruption. This issue is fixed in version 3.28.0. A flaw was found in FreeRDP. An authenticated Remote Desktop Protocol (RDP) client can send a specially crafted Client Audio Formats Protocol Data Unit…
- Affected products in this advisory
- Red Hat Enterprise Linux 10.0 Extended Update Support
- Red Hat package: freerdp
- Source-reported affected versions
- < 3.28.0
- Source-reported fixed versions
- 3.28.0
- freerdp-2:3.10.3-12.el10_2.10
- freerdp-2:3.10.3-3.el10_0.16
- RHSA-2026:61378
1 more entries in the full advisory.
- Mitigation guidance
- To mitigate this issue, disable audio redirection on the FreeRDP server configuration if remote audio capability is not required.
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