CVE-2023-30772

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.47% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 39.1% of scored records. A rank, not a probability.

NVD base score

6.4 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2023-04-16 00:00Z3 YR AGO

Last updated

2025-05-05 15:58Z1 YR AGO

Reserved

2023-04-16

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 6.4)

CNA CVSS vector

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

Weaknesses

• CWE-416Use After FreeVariant
• CWE-366Race Condition within a ThreadBase

Data version

5.1

Document digest

75b0ae93d8915f0c2fea2ac7f96099666a034173078662e6ebd6cc687f8d0d5e

• cdn.kernel.orghttps://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.9
• git.kernel.orghttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=06615d11cc78162dfd5116efb71f29eb29502d37
• bugzilla.suse.comhttps://bugzilla.suse.com/show_bug.cgi?id=1210329
• lists.debian.org[debian-lts-announce] 20230503 [SECURITY] [DLA 3403-1] linux security updatehttps://lists.debian.org/debian-lts-announce/2023/05/msg00006.htmlmailing-list