Buffer Overflow Affecting qemu-pr-helper package, versions <17:7.2.0-14.el9_2


Severity

Recommended
0.0
medium
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.07% (34th percentile)

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  • Snyk IDSNYK-ALMALINUX9-QEMUPRHELPER-5632908
  • published28 May 2023
  • disclosed9 May 2023

Introduced: 9 May 2023

CVE-2022-4172  (opens in a new tab)
CWE-120  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade AlmaLinux:9 qemu-pr-helper to version 17:7.2.0-14.el9_2 or higher.
This issue was patched in ALSA-2023:2162.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-pr-helper package and not the qemu-pr-helper package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

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 Scores

version 3.1