CVE-2026-46090

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

0.10% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 1.1% 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

Modified. NVD last modified this record on 2026-07-20.

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 12:58Z3 MO AGO

Last updated

2026-08-05 12:29Z1 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

fda6c64f244c5f2d411f8ba6d54c5be24deb9e4b5d163ad0de7d24c1d0f815f8

• git.kernel.orghttps://git.kernel.org/stable/c/83bd62fa9620ac98d5d694bde14c50f98c8e7189
• git.kernel.orghttps://git.kernel.org/stable/c/345c24b2bcf0923dfae1ab41497351c68214ff76
• git.kernel.orghttps://git.kernel.org/stable/c/03f52a9c170431e8f10e156b9dc0dae80b3e9198
• git.kernel.orghttps://git.kernel.org/stable/c/bdd9503c3d222d2735b56c7a8b4422ccf3de6e5c
• git.kernel.orghttps://git.kernel.org/stable/c/5d45e34bf001344e2966dabca1897561bbc9e913
• git.kernel.orghttps://git.kernel.org/stable/c/e5c33cdc6f402eab8abd36ecf436b22c9d3a8aff
• access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-46090vdb-entryx_refsource_REDHAT
• bugzilla.redhat.comRHBZ#2481980https://bugzilla.redhat.com/show_bug.cgi?id=2481980issue-trackingx_refsource_REDHAT
• security.access.redhat.comhttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46090.jsonx_sadp-csaf-vex
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:35844vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:41236vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:33215vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:33685vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:34095vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:34443vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:34094vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:30848vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:27353vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:35896vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:33899vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:35863vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:27354vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:33900vendor-advisoryx_refsource_REDHAT