CVE-2022-47929

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited 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

0.96% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 59.1% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2023-01-17 00:00Z3 YR AGO

Last updated

2025-04-04 18:01Z1 YR AGO

Reserved

2022-12-22

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 5.5)

CNA CVSS vector

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

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.1

Document digest

7d87112ecb2ba783580dd41970975cc0f122729c73ae1f1f3ce6cb5a02c56f9b

• www.spinics.nethttps://www.spinics.net/lists/netdev/msg555705.html
• tldp.orghttps://tldp.org/HOWTO/Traffic-Control-HOWTO/components.html
• git.kernel.orghttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=96398560f26aa07e8f2969d73c8197e6a6d10407
• cdn.kernel.orghttps://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.6
• www.debian.orgDSA-5324https://www.debian.org/security/2023/dsa-5324vendor-advisory
• lists.debian.org[debian-lts-announce] 20230302 [SECURITY] [DLA 3349-1] linux-5.10 security updatehttps://lists.debian.org/debian-lts-announce/2023/03/msg00000.htmlmailing-list
• 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