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Vulnerability details: VCID-a58b-qqsv-9fec
Vulnerability ID VCID-a58b-qqsv-9fec
Aliases CVE-2019-25040
Summary unbound: infinite loop via a compressed name in dname_pkt_copy
Status Disputed
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')
System Score Found at
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-25040.json
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2019-25040
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2019-25040
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2019-25040
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2019-25040
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2019-25040
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2019-25040
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2019-25040
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2019-25040
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2019-25040
cvssv3.1 5.3 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-2019-25040.json
https://api.first.org/data/v1/epss?cve=CVE-2019-25040
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-25040
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
1954799 https://bugzilla.redhat.com/show_bug.cgi?id=1954799
RHSA-2021:1853 https://access.redhat.com/errata/RHSA-2021:1853
RHSA-2022:0632 https://access.redhat.com/errata/RHSA-2022:0632
USN-4938-1 https://usn.ubuntu.com/4938-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-25040.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:N/S:U/C:N/I:N/A:L 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 0.77158
EPSS Score 0.01019
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-03T13:11:31.438936+00:00 NVD CVE Status Improver Improve https://cveawg.mitre.org/api/cve/CVE-2019-25040 38.1.0
2026-04-01T14:14:52.743602+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-25040.json 38.0.0