CVE-2022-46340

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

2.48% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 83.2% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/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

Important. 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

2022-12-14 00:00Z3 YR AGO

Last updated

2025-04-22 15:54Z1 YR AGO

Reserved

2022-11-30

Assigning CNA

redhat

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

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

Weaknesses

• CWE-787Out-of-bounds WriteBase
• CWE-121Stack-based Buffer OverflowVariant

Data version

5.1

Document digest

3a645d285bca3c7e24d2cd8d9dd27771fba11e17c7c92a9c9108830b4a10fed5

• access.redhat.comhttps://access.redhat.com/security/cve/CVE-2022-46340
• bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2151755
• lists.fedoraproject.orgFEDORA-2022-c3a65f7c65https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DXDF2O5PPLE3SVAJJYUOSAD5QZ4TWQ2G/vendor-advisory
• lists.fedoraproject.orgFEDORA-2022-721a78b7e5https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5NELB7YDWRABYYBG4UPTHRBDTKJRV5M2/vendor-advisory
• www.debian.orgDSA-5304https://www.debian.org/security/2022/dsa-5304vendor-advisory
• lists.fedoraproject.orgFEDORA-2022-3d88188071https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RWTH3SNJ3GKYDSN7I3QDGWYEPSMWU6EP/vendor-advisory
• lists.fedoraproject.orgFEDORA-2022-dd3eb7e0a8https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z67QC4C3I2FI2WRFIUPEHKC36J362MLA/vendor-advisory
• security.gentoo.orghttps://security.gentoo.org/glsa/202305-30