DeutschShown in its original language — a full translation is planned for a future version.
QEMU: Mehrere Schwachstellen ermöglichten Denial of Service
view advisory published 2021-02-25
Ein lokaler Angreifer kann mehrere Schwachstellen in QEMU ausnutzen, um einen Denial of Service Angriff durchzuführen.
01
describes (2)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2021-20257US | medium6.5 | — | ||
An infinite loop flaw was found in the e1000 NIC emulator of the QEMU. This issue occurs while processing transmits (tx) descriptors in process_tx_desc if various descriptor fields… | ||||
| CVE-2021-20203US | low3.2 | — | ||
An integer overflow issue was found in the vmxnet3 NIC emulator of the QEMU for versions up to v5.2.0. It may occur if a guest was to supply invalid values for rx/tx queue size or… | ||||
02
references
External citations — patches, advisories, analysis.
- Oracle Linux Security Advisory ELSA-2021-5238 vom 2021-12-23external
- Oracle Linux Security Advisory ELSA-2021-9335 vom 2021-06-29external
- Oracle Linux Security Advisory ELSA-2021-9638 vom 2022-01-04external
- Red Hat Security Advisory RHSA-2021:5238 vom 2021-12-21external
- Red Hat Security Advisory RHSA-2022:0081 vom 2022-01-11external
- Amazon Linux Security Advisory ALAS2-2023-2060 vom 2023-06-05external
- Oracle Linux Security Advisory ELSA-2021-9568 vom 2021-12-01external
- Oracle Linux Security Advisory ELSA-2022-9123 vom 2022-02-05external
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