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Vulnerability details: VCID-b78g-9jb1-dqan
Vulnerability ID VCID-b78g-9jb1-dqan
Aliases CVE-2025-21969
Summary kernel: Bluetooth: L2CAP: Fix slab-use-after-free Read in l2cap_send_cmd
Status Published
Exploitability 0.5
Weighted Severity 6.4
Risk 3.2
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-416 Use After Free
System Score Found at
cvssv3 7.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-21969.json
epss 0.00035 https://api.first.org/data/v1/epss?cve=CVE-2025-21969
epss 0.00035 https://api.first.org/data/v1/epss?cve=CVE-2025-21969
epss 0.00035 https://api.first.org/data/v1/epss?cve=CVE-2025-21969
cvssv3.1 5.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 7.8 https://git.kernel.org/stable/c/7790a79c6fce8d5d552bc64f5c82819f719e4f28
ssvc Track https://git.kernel.org/stable/c/7790a79c6fce8d5d552bc64f5c82819f719e4f28
cvssv3.1 7.8 https://git.kernel.org/stable/c/b4f82f9ed43aefa79bec2504ae8c29be0c0f5d1d
ssvc Track https://git.kernel.org/stable/c/b4f82f9ed43aefa79bec2504ae8c29be0c0f5d1d
cvssv3.1 7.8 https://git.kernel.org/stable/c/c96cce853542b3b13da3738f35ef1be8cfcc9d1d
ssvc Track https://git.kernel.org/stable/c/c96cce853542b3b13da3738f35ef1be8cfcc9d1d
cvssv3.1 7.8 https://git.kernel.org/stable/c/f8094625a591eeb0b75b1bd9e713fac1d93f5ca9
ssvc Track https://git.kernel.org/stable/c/f8094625a591eeb0b75b1bd9e713fac1d93f5ca9
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-21969.json
https://api.first.org/data/v1/epss?cve=CVE-2025-21969
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
2356633 https://bugzilla.redhat.com/show_bug.cgi?id=2356633
7790a79c6fce8d5d552bc64f5c82819f719e4f28 https://git.kernel.org/stable/c/7790a79c6fce8d5d552bc64f5c82819f719e4f28
b4f82f9ed43aefa79bec2504ae8c29be0c0f5d1d https://git.kernel.org/stable/c/b4f82f9ed43aefa79bec2504ae8c29be0c0f5d1d
c96cce853542b3b13da3738f35ef1be8cfcc9d1d https://git.kernel.org/stable/c/c96cce853542b3b13da3738f35ef1be8cfcc9d1d
f8094625a591eeb0b75b1bd9e713fac1d93f5ca9 https://git.kernel.org/stable/c/f8094625a591eeb0b75b1bd9e713fac1d93f5ca9
RHSA-2025:9079 https://access.redhat.com/errata/RHSA-2025:9079
RHSA-2025:9080 https://access.redhat.com/errata/RHSA-2025:9080
USN-7605-1 https://usn.ubuntu.com/7605-1/
USN-7605-2 https://usn.ubuntu.com/7605-2/
USN-7606-1 https://usn.ubuntu.com/7606-1/
USN-7628-1 https://usn.ubuntu.com/7628-1/
USN-7764-1 https://usn.ubuntu.com/7764-1/
USN-7764-2 https://usn.ubuntu.com/7764-2/
USN-7765-1 https://usn.ubuntu.com/7765-1/
USN-7766-1 https://usn.ubuntu.com/7766-1/
USN-7767-1 https://usn.ubuntu.com/7767-1/
USN-7767-2 https://usn.ubuntu.com/7767-2/
USN-7779-1 https://usn.ubuntu.com/7779-1/
USN-7790-1 https://usn.ubuntu.com/7790-1/
USN-7800-1 https://usn.ubuntu.com/7800-1/
USN-7801-1 https://usn.ubuntu.com/7801-1/
USN-7801-2 https://usn.ubuntu.com/7801-2/
USN-7801-3 https://usn.ubuntu.com/7801-3/
USN-7802-1 https://usn.ubuntu.com/7802-1/
USN-7809-1 https://usn.ubuntu.com/7809-1/
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-21969.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:L/PR:L/UI:N/S:U/C:N/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: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://git.kernel.org/stable/c/7790a79c6fce8d5d552bc64f5c82819f719e4f28
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:T/P:M/B:A/M:M/D:T/2025-10-01T17:15:33Z/ Found at https://git.kernel.org/stable/c/7790a79c6fce8d5d552bc64f5c82819f719e4f28
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://git.kernel.org/stable/c/b4f82f9ed43aefa79bec2504ae8c29be0c0f5d1d
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:T/P:M/B:A/M:M/D:T/2025-10-01T17:15:33Z/ Found at https://git.kernel.org/stable/c/b4f82f9ed43aefa79bec2504ae8c29be0c0f5d1d
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://git.kernel.org/stable/c/c96cce853542b3b13da3738f35ef1be8cfcc9d1d
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:T/P:M/B:A/M:M/D:T/2025-10-01T17:15:33Z/ Found at https://git.kernel.org/stable/c/c96cce853542b3b13da3738f35ef1be8cfcc9d1d
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://git.kernel.org/stable/c/f8094625a591eeb0b75b1bd9e713fac1d93f5ca9
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:T/P:M/B:A/M:M/D:T/2025-10-01T17:15:33Z/ Found at https://git.kernel.org/stable/c/f8094625a591eeb0b75b1bd9e713fac1d93f5ca9
Exploit Prediction Scoring System (EPSS)
Percentile 0.10779
EPSS Score 0.00035
Published At June 5, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-04T16:47:04.583493+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-21969.json 38.6.0