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CVE-2022-3872

An off-by-one read/write issue was found in the SDHCI device of QEMU. It occurs when reading/writing the Buffer Data Port Register in…

High8.6EPSS 1.1%
Published
Updated
Reserved
Assigned by
redhat

Description

An off-by-one read/write issue was found in the SDHCI device of QEMU. It occurs when reading/writing the Buffer Data Port Register in sdhci_read_dataport and sdhci_write_dataport, respectively, if data_count == block_size. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.

Scores

CVSS scores of CVE-2022-3872, by who scored it
Scored byCVSSScoreVector
CISA-ADPADP (enrichment)3.1High8.6CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
NVDNVD · Modified3.1High8.6CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
EPSS (exploitation in 30 days)
1.1% · top 34% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.6.

Weakness

Affected products

  • QEMU

    • affected Affected: up to latest v7.1.0-rc4

References (2)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .