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CVE-2024-8235

Sept. 25, 2024, 6:56 p.m.

CVSS Score

6.2 / 10

Products Impacted

Vendor Product Versions
redhat
  • libvirt
  • enterprise_linux
  • *
  • 9.0

Description

A flaw was found in libvirt. A refactor of the code fetching the list of interfaces for multiple APIs introduced a corner case on platforms where allocating 0 bytes of memory results in a NULL pointer. This corner case would lead to a NULL-pointer dereference and subsequent crash of virtinterfaced. This issue could allow clients connecting to the read-only socket to crash the virtinterfaced daemon.

Weaknesses

CWE-476
NULL Pointer Dereference

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

CWE ID: 476

Date

Published: Aug. 30, 2024, 5:15 p.m.

Last Modified: Sept. 25, 2024, 6:56 p.m.

Status : Analyzed

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

secalert@redhat.com

CPEs

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a redhat libvirt / / / / / / / /
o redhat enterprise_linux 9.0 / / / / / / /

CVSS Data

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Base Score
6.2
Exploitability Score
2.5
Impact Score
3.6
Base Severity
MEDIUM
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

https://access.redhat.com/ secalert@redhat.com

https://bugzilla.redhat.com/ secalert@redhat.com

https://lists.libvirt.org/ secalert@redhat.com