CVE-2022-47942

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

3.58% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 88.4% 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

2022-12-23 00:00Z3 YR AGO

Last updated

2025-04-15 13:57Z1 YR AGO

Reserved

2022-12-23

Assigning CNA

mitre

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-119Improper Restriction of Operations within the Bounds of a Memory BufferClass

Data version

5.1

Document digest

3a5e3a2f0a5b020b5919ac47e9646124d67557296590c762e5b3f784ea8c8f78

• cdn.kernel.orghttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2
• github.comhttps://github.com/torvalds/linux/commit/8f0541186e9ad1b62accc9519cc2b7a7240272a7
• git.kernel.orghttps://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8f0541186e9ad1b62accc9519cc2b7a7240272a7
• www.openwall.comhttp://www.openwall.com/lists/oss-security/2022/12/23/10
• www.zerodayinitiative.comhttps://www.zerodayinitiative.com/advisories/ZDI-22-1688/