CVE-2023-2680: Dma reentrancy issue (incomplete fix for cve-2021-3750)

Severity: high (CVSS 8.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-09-13 · updated 2026-06-17
Weakness: CWE-416

Description

This CVE exists because of an incomplete fix for CVE-2021-3750. More specifically, the qemu-kvm package as released for Red Hat Enterprise Linux 9.1 via RHSA-2022:7967 included a version of qemu-kvm that was actually missing the fix for CVE-2021-3750.

Affected products

QEMU: all versions
Red Hat Enterprise Linux: 9.0

References

https://access.redhat.com/security/cve/CVE-2023-2680
https://bugzilla.redhat.com/show_bug.cgi?id=2203387
https://security.netapp.com/advisory/ntap-20231116-0001/
https://access.redhat.com/security/cve/CVE-2023-2680
https://bugzilla.redhat.com/show_bug.cgi?id=2203387
https://security.netapp.com/advisory/ntap-20231116-0001/

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