CVE-2024-24474

State: Published
Severity: 8.8 High
Published: Feb 20, 2024
Updated: Aug 15, 2024
Reserved: Jan 25, 2024

Description

QEMU before 8.2.0 has an integer underflow, and resultant buffer overflow, via a TI command when an expected non-DMA transfer length is less than the length of the available FIFO data. This occurs in esp_do_nodma in hw/scsi/esp.c because of an underflow of async_len.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-191 Integer Underflow (Wrap or Wraparound)
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://gitlab.com/qemu-project/qemu/-/issues/1810
https://github.com/qemu/qemu/commit/77668e4b9bca03a856c27ba899a2513ddf52bb52
https://gist.github.com/1047524396/5ce07b9d387095c276b1cd234ae5615e
https://security.netapp.com/advisory/ntap-20240510-0012/

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