QEMU up to 6.0.x Paravirtual RDMA Device uninitialized pointer

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in QEMU up to 6.0.x and classified as critical. Affected is an unknown function of the component Paravirtual RDMA Device. This manipulation causes uninitialized pointer. The identification of this vulnerability is CVE-2021-3608. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in QEMU up to 6.0.x (Virtualization Software) and classified as critical. Affected by this vulnerability is an unknown part of the component Paravirtual RDMA Device. The manipulation with an unknown input leads to a uninitialized pointer vulnerability. The CWE definition for the vulnerability is CWE-824. The product accesses or uses a pointer that has not been initialized. As an impact it is known to affect availability.

The weakness was shared 02/25/2022. It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is known as CVE-2021-3608 since 06/17/2021. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 209571 (Oracle Linux 8 : virt:kvm_utils3 (ELSA-2024-12792)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.1.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (209571). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Uninitialized pointer
CWE: CWE-824 / CWE-908
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 209571
Nessus Name: Oracle Linux 8 : virt:kvm_utils3 (ELSA-2024-12792)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: QEMU 6.1.0

Timelineinfo

06/17/2021 🔍
02/25/2022 +253 days 🔍
02/25/2022 +0 days 🔍
10/26/2024 +974 days 🔍

Sourcesinfo

Product: qemu.org

Advisory: bugzilla.redhat.com
Status: Confirmed

CVE: CVE-2021-3608 (🔍)
GCVE (CVE): GCVE-0-2021-3608
GCVE (VulDB): GCVE-100-193819

Entryinfo

Created: 02/25/2022 13:07
Updated: 10/26/2024 03:18
Changes: 02/25/2022 13:07 (38), 02/28/2022 09:42 (1), 02/28/2022 09:44 (1), 10/26/2024 03:18 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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