qemukvm RHEL9.1 Missing CVE20213750 Fix (CVE20232680)
CVE-2023-2680 Published on September 13, 2023
Dma reentrancy issue (incomplete fix for cve-2021-3750)
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.
Vulnerability Analysis
CVE-2023-2680 is exploitable with local system access, and requires user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Timeline
Reported to Red Hat.
Made public. 2 days later.
Weakness Type
What is a Dangling pointer Vulnerability?
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
CVE-2023-2680 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2023-2680
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Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.