CVE-2024-3447 Information

Description

A heap-based buffer overflow was found in the SDHCI device emulation of QEMU. The bug is triggered when both s->data_count and the size of s->fifo_buffer are set to 0x200 leading to an out-of-bound access. A malicious guest could use this flaw to crash the QEMU process on the host resulting in a denial of service condition.

Reference

https://access.redhat.com/security/cve/CVE-2024-3447 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58813 https://bugzilla.redhat.com/show_bug.cgi?id=2274123 https://patchew.org/QEMU/20240404085549.16987-1-philmd@linaro.org/