CVE-2026-23011

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 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

0.19% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 8.7% 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 2026-07-14.

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

2026-01-25 14:36Z7 MO AGO

Last updated

2026-07-14 12:45Z1 MO AGO

Reserved

2026-01-13

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-124Buffer Underwrite ('Buffer Underflow')Base

Data version

5.2

Document digest

71d79bcc01862ef5f364cba6e99a4f7660860d875d268e610107fc6e5f73e827

• git.kernel.orghttps://git.kernel.org/stable/c/eeb9a521de40c6fadccc12fa5205e5a1b364d5a8
• git.kernel.orghttps://git.kernel.org/stable/c/8d5b6b2d79c1c22a5b0db1187a6439dff375a022
• git.kernel.orghttps://git.kernel.org/stable/c/2ecf0aa7cc262472a9599cc51ba02ada0897a17a
• git.kernel.orghttps://git.kernel.org/stable/c/06fe0801396a36cab865b34f666de1d65bc5ce8e
• git.kernel.orghttps://git.kernel.org/stable/c/aa57bfea4674e6da8104fa3a37760a6f5f255dad
• git.kernel.orghttps://git.kernel.org/stable/c/554201ed0a8f4d32e719f42caeaeb2735a9ed6ca
• git.kernel.orghttps://git.kernel.org/stable/c/e67c577d89894811ce4dcd1a9ed29d8b63476667
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-019113.html