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Vulnerability details: VCID-78xy-94h7-v3f4
Vulnerability ID VCID-78xy-94h7-v3f4
Aliases CVE-2025-21739
Summary kernel: scsi: ufs: core: Fix use-after free in init error and remove paths
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-416 Use After Free
System Score Found at
cvssv3 6.7 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-21739.json
epss 0.00011 https://api.first.org/data/v1/epss?cve=CVE-2025-21739
epss 0.00011 https://api.first.org/data/v1/epss?cve=CVE-2025-21739
epss 0.00011 https://api.first.org/data/v1/epss?cve=CVE-2025-21739
cvssv3.1 6.7 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 7.8 https://git.kernel.org/stable/c/0a6895c03b1f439236e2d22b1a69ebfc1eb9d5ea
ssvc Track https://git.kernel.org/stable/c/0a6895c03b1f439236e2d22b1a69ebfc1eb9d5ea
cvssv3.1 7.8 https://git.kernel.org/stable/c/0c77c0d754fe83cb154715fcfec6c3faef94f207
ssvc Track https://git.kernel.org/stable/c/0c77c0d754fe83cb154715fcfec6c3faef94f207
cvssv3.1 7.8 https://git.kernel.org/stable/c/0dc539b888fb5f56b6eeddd95433eab557d4b0c1
ssvc Track https://git.kernel.org/stable/c/0dc539b888fb5f56b6eeddd95433eab557d4b0c1
cvssv3.1 7.8 https://git.kernel.org/stable/c/9c185beae09a3eb85f54777edafa227f7e03075d
ssvc Track https://git.kernel.org/stable/c/9c185beae09a3eb85f54777edafa227f7e03075d
cvssv3.1 7.8 https://git.kernel.org/stable/c/d06eb2620d3bf16056b8b7ea3744dbb5e30512f4
ssvc Track https://git.kernel.org/stable/c/d06eb2620d3bf16056b8b7ea3744dbb5e30512f4
cvssv3.1 7.8 https://git.kernel.org/stable/c/f8fb2403ddebb5eea0033d90d9daae4c88749ada
ssvc Track https://git.kernel.org/stable/c/f8fb2403ddebb5eea0033d90d9daae4c88749ada
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-21739.json
https://api.first.org/data/v1/epss?cve=CVE-2025-21739
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
0a6895c03b1f439236e2d22b1a69ebfc1eb9d5ea https://git.kernel.org/stable/c/0a6895c03b1f439236e2d22b1a69ebfc1eb9d5ea
0c77c0d754fe83cb154715fcfec6c3faef94f207 https://git.kernel.org/stable/c/0c77c0d754fe83cb154715fcfec6c3faef94f207
0dc539b888fb5f56b6eeddd95433eab557d4b0c1 https://git.kernel.org/stable/c/0dc539b888fb5f56b6eeddd95433eab557d4b0c1
2348585 https://bugzilla.redhat.com/show_bug.cgi?id=2348585
9c185beae09a3eb85f54777edafa227f7e03075d https://git.kernel.org/stable/c/9c185beae09a3eb85f54777edafa227f7e03075d
d06eb2620d3bf16056b8b7ea3744dbb5e30512f4 https://git.kernel.org/stable/c/d06eb2620d3bf16056b8b7ea3744dbb5e30512f4
f8fb2403ddebb5eea0033d90d9daae4c88749ada https://git.kernel.org/stable/c/f8fb2403ddebb5eea0033d90d9daae4c88749ada
RHSA-2025:20518 https://access.redhat.com/errata/RHSA-2025:20518
USN-7521-1 https://usn.ubuntu.com/7521-1/
USN-7521-2 https://usn.ubuntu.com/7521-2/
USN-7521-3 https://usn.ubuntu.com/7521-3/
USN-7651-1 https://usn.ubuntu.com/7651-1/
USN-7651-2 https://usn.ubuntu.com/7651-2/
USN-7651-3 https://usn.ubuntu.com/7651-3/
USN-7651-4 https://usn.ubuntu.com/7651-4/
USN-7651-5 https://usn.ubuntu.com/7651-5/
USN-7651-6 https://usn.ubuntu.com/7651-6/
USN-7652-1 https://usn.ubuntu.com/7652-1/
USN-7653-1 https://usn.ubuntu.com/7653-1/
USN-7737-1 https://usn.ubuntu.com/7737-1/
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-21739.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

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Vector: CVSS:3.1/AV:L/AC:L/PR:H/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

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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/0a6895c03b1f439236e2d22b1a69ebfc1eb9d5ea
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

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Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-02-27T18:14:30Z/ Found at https://git.kernel.org/stable/c/0a6895c03b1f439236e2d22b1a69ebfc1eb9d5ea
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/0c77c0d754fe83cb154715fcfec6c3faef94f207
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

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none

required

unchanged

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Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-02-27T18:14:30Z/ Found at https://git.kernel.org/stable/c/0c77c0d754fe83cb154715fcfec6c3faef94f207
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/0dc539b888fb5f56b6eeddd95433eab557d4b0c1
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

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unchanged

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Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-02-27T18:14:30Z/ Found at https://git.kernel.org/stable/c/0dc539b888fb5f56b6eeddd95433eab557d4b0c1
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/9c185beae09a3eb85f54777edafa227f7e03075d
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

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none

low

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none

required

unchanged

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Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-02-27T18:14:30Z/ Found at https://git.kernel.org/stable/c/9c185beae09a3eb85f54777edafa227f7e03075d
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/d06eb2620d3bf16056b8b7ea3744dbb5e30512f4
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

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required

unchanged

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Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-02-27T18:14:30Z/ Found at https://git.kernel.org/stable/c/d06eb2620d3bf16056b8b7ea3744dbb5e30512f4
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/f8fb2403ddebb5eea0033d90d9daae4c88749ada
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/2025-02-27T18:14:30Z/ Found at https://git.kernel.org/stable/c/f8fb2403ddebb5eea0033d90d9daae4c88749ada
Exploit Prediction Scoring System (EPSS)
Percentile 0.01385
EPSS Score 0.00011
Published At June 5, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-04T16:48:05.106674+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-21739.json 38.6.0