CVE-2026-45970

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.13% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 2.7% of scored records. A rank, not a probability.

NVD base score

7.8 (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:H/I:H/A:H

NVD analysis status

Analyzed. 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

2026-05-27 12:18Z3 MO AGO

Last updated

2026-08-05 12:28Z1 MO AGO

Reserved

2026-05-13

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

• CWE-416Use After FreeVariant
• CWE-364Signal Handler Race ConditionBase

Data version

5.2

Document digest

d672016756af6145251ae085c996d6b1c8b3dc7f444b50f8875e9afd3f5b2a72

• git.kernel.orghttps://git.kernel.org/stable/c/fd54ddc929be1d6c3b3b7b35d6d4642a5d9e803c
• git.kernel.orghttps://git.kernel.org/stable/c/de7c097800f07f3c108185c7a38b53a530ba30ff
• git.kernel.orghttps://git.kernel.org/stable/c/db5435b5342e3aaa4521d0f3ccfe94316b253ca1
• git.kernel.orghttps://git.kernel.org/stable/c/f94a0de7b9f32745a14a1621c63087a092823587
• git.kernel.orghttps://git.kernel.org/stable/c/c65cdf46ce340c9c00fbbaf84599d2daff43626e
• git.kernel.orghttps://git.kernel.org/stable/c/fef13c403be3fb685cb06419e6b3623106aab5ba
• git.kernel.orghttps://git.kernel.org/stable/c/d31065526f160ee0244a719230aa069daca2bf4d
• git.kernel.orghttps://git.kernel.org/stable/c/e6834a4c474697df23ab9948fd3577b26bf48656