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Vulnerability details: VCID-8gnz-gx93-vudc
Vulnerability ID VCID-8gnz-gx93-vudc
Aliases CVE-2026-31708
Summary kernel: smb: client: fix OOB read in smb2_ioctl_query_info QUERY_INFO path
Status Published
Exploitability 0.5
Weighted Severity 5.5
Risk 2.8
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-805 Buffer Access with Incorrect Length Value
System Score Found at
cvssv3 6.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-31708.json
epss 0.00055 https://api.first.org/data/v1/epss?cve=CVE-2026-31708
epss 0.00055 https://api.first.org/data/v1/epss?cve=CVE-2026-31708
cvssv3.1 8.1 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-2026-31708.json
https://api.first.org/data/v1/epss?cve=CVE-2026-31708
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-31708
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
2464396 https://bugzilla.redhat.com/show_bug.cgi?id=2464396
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-31708.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:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/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 0.17677
EPSS Score 0.00055
Published At June 5, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-04T16:29:03.181927+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-31708.json 38.6.0