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Vulnerability details: VCID-asna-dv2f-abgx
Vulnerability ID VCID-asna-dv2f-abgx
Aliases CVE-2024-49940
Summary kernel: l2tp: prevent possible tunnel refcount underflow
Status Published
Exploitability 0.5
Weighted Severity 5.0
Risk 2.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-672 Operation on a Resource after Expiration or Release
System Score Found at
cvssv3 5.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-49940.json
epss 8e-05 https://api.first.org/data/v1/epss?cve=CVE-2024-49940
epss 8e-05 https://api.first.org/data/v1/epss?cve=CVE-2024-49940
epss 8e-05 https://api.first.org/data/v1/epss?cve=CVE-2024-49940
cvssv3.1 6.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
ssvc Track https://git.kernel.org/stable/c/24256415d18695b46da06c93135f5b51c548b950
ssvc Track https://git.kernel.org/stable/c/f7415e60c25a6108cd7955a20b2e66b6251ffe02
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-49940.json
https://api.first.org/data/v1/epss?cve=CVE-2024-49940
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-49940
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
2320467 https://bugzilla.redhat.com/show_bug.cgi?id=2320467
24256415d18695b46da06c93135f5b51c548b950 https://git.kernel.org/stable/c/24256415d18695b46da06c93135f5b51c548b950
f7415e60c25a6108cd7955a20b2e66b6251ffe02 https://git.kernel.org/stable/c/f7415e60c25a6108cd7955a20b2e66b6251ffe02
USN-7276-1 https://usn.ubuntu.com/7276-1/
USN-7277-1 https://usn.ubuntu.com/7277-1/
USN-7310-1 https://usn.ubuntu.com/7310-1/
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-49940.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:H/PR:L/UI:N/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
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-10-22T13:37:52Z/ Found at https://git.kernel.org/stable/c/24256415d18695b46da06c93135f5b51c548b950
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-10-22T13:37:52Z/ Found at https://git.kernel.org/stable/c/f7415e60c25a6108cd7955a20b2e66b6251ffe02
Exploit Prediction Scoring System (EPSS)
Percentile 0.00725
EPSS Score 8e-05
Published At June 5, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-04T16:51:10.217495+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-49940.json 38.6.0