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Vulnerability details: VCID-nxq8-gfda-4ubt
Vulnerability ID VCID-nxq8-gfda-4ubt
Aliases CVE-2026-31586
Summary kernel: mm: blk-cgroup: fix use-after-free in cgwb_release_workfn()
Status Published
Exploitability 0.5
Weighted Severity 6.3
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-366 Race Condition within a Thread
System Score Found at
cvssv3 7.0 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-31586.json
epss 0.00015 https://api.first.org/data/v1/epss?cve=CVE-2026-31586
epss 0.00015 https://api.first.org/data/v1/epss?cve=CVE-2026-31586
cvssv3.1 7 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-31586.json
https://api.first.org/data/v1/epss?cve=CVE-2026-31586
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-31586
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
2461465 https://bugzilla.redhat.com/show_bug.cgi?id=2461465
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-31586.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.03108
EPSS Score 0.00015
Published At June 5, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-04T16:29:17.504150+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-31586.json 38.6.0