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CVE-2022-4172

CVE-2022-4172

This page contains facts from public vulnerability sources. Check the original advisory before updating.

An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer allocated for the ERST memory device. A malicious guest could use these flaws to crash the QEMU process on the host.

CVSS 6.5 · Medium · EPSS 0.4% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • qemu (acpi erst)

    Versions
    • Affected: 7.0.0, Fixed: 7.2.0-rc0: Affected

    No fix published

  • qemu Debian:12

    Affected ranges
    • ECOSYSTEM: < 1:7.2+dfsg-1

    Update to 1:7.2+dfsg-1

  • qemu Debian:13

    Affected ranges
    • ECOSYSTEM: < 1:7.2+dfsg-1

    Update to 1:7.2+dfsg-1

  • qemu Debian:14

    Affected ranges
    • ECOSYSTEM: < 1:7.2+dfsg-1

    Update to 1:7.2+dfsg-1

Original sources

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