CVE-2024-3447 Qemu: sdhci: heap buffer overflow in sdhci_write_dataport()
A heap buffer overflow in QEMU's SDHCI emulation allows a malicious guest to crash the host process, causing denial of service.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-3447?
CVE-2024-3447 is a medium-severity memory corruption vulnerability in Netapp Hci Compute Node, published on 14 Nov 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-122
Which versions are affected by CVE-2024-3447?
It affects 2 products.
Products include Netapp Hci Compute Node, Qemu Qemu.
How do I fix CVE-2024-3447?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2024-3447 being exploited?
There is no known exploitation of CVE-2024-3447 in the wild and no public exploit code.
Other vulnerabilities in Netapp Hci Compute Node
Sources
Also known as AZL-60196, AZL-60901, DEBIAN-CVE-2024-3447, GHSA-mq5w-grf9-5rp9, UBUNTU-CVE-2024-3447.