What is CVE-2023-0590?

CVE-2023-0590 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.7 out of 10, classified as a Use After Free flaw (CWE-416). CVE-2023-0590 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-0590?

CVE-2023-0590 has a CVSS score of 4.7 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2023-0590?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2023-0590 patch availability.

Is CVE-2023-0590 actively exploited?

CVE-2023-0590 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Use After Free (CWE-416)?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/416.html

CVE-2023-0590

Medium

A use-after-free flaw was found in qdisc_graft in net/sched/sch_api.c in the Linux Kernel due to a race problem. This flaw leads to a denial of service issue. If patch ebda44da44f6 ("net: sched: fix race condition in qdisc_graft()") not applied yet, then kernel could be affected.

Package Linux Kernel

Published 2023-03-23

Last modified 2024-11-21

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

4.7

out of 10

Medium

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-416

CVE-2023-0590 is a Use After Free vulnerability

What is Use After Free?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. Learn more on MITRE CWE

References

2 total

Debian Security
https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html
Kernel.org
https://lore.kernel.org/all/20221018203258.2793282-1-edumazet%40google.com/

Details

CVE ID CVE-2023-0590

Severity Medium

CVSS score 4.7 / 10

CVSS version 3.1

Published 2023-03-23

Modified 2024-11-21

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2023-0590?

CVE-2023-0590 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.7 out of 10 , classified as an Use After Free flaw (CWE-416) . CVE-2023-0590 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-0590?

CVE-2023-0590 has a CVSS score of 4.7 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2023-0590?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2023-0590 patch availability.
Is CVE-2023-0590 actively exploited?

No. CVE-2023-0590 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.