CVE-2026-91962

Description

FreeRDP before 3.31.0 contains an integer overflow in the audin Apple backends when processing FramesPerPacket values from MSG_SNDIN_OPEN messages. Attackers can supply crafted FramesPerPacket values that cause AudioQueueAllocateBuffer size computation to wrap, resulting in undersized buffer allocation and potential out-of-bounds access.

CVSS Vector

References

• https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-f5p6-88mh-59vg
• https://www.vulncheck.com/advisories/freerdp-before-3.31.0-integer-overflow-via-audin-apple-backends