CVE-2024-20861
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedUse after free vulnerability in SveService prior to SMR May-2024 Release 1 allows local privileged attackers to cause memory corruption.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceUse After Free vulnerability in Samsung's SveService component affecting versions prior to SMR May-2024 Release 1. A local privileged attacker with existing elevated system access can exploit this memory corruption issue to potentially escalate privileges or cause unexpected behavior.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data= 12.0= 13.0= 14.0CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Local
- Complexity
- Low
- Privileges
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Verify Android version is 12, 13, or 14Run 'getprop ro.build.version.release' or check Settings > About Phone > Android versionAffected if The reported version is 12.0, 13.0, or 14.0
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Check the SMR security patch levelRun 'getprop ro.build.version.sem' to retrieve the Samsung Maintenance Release version, or check Settings > About Phone > Software information > Security patch levelAffected if The SMR version is earlier than 'SMR May-2024 Release 1' or the security patch level is before May 2024
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Confirm SveService component is presentRun 'ps -A | grep -i sve' or 'service list' to check if the SveService process or service is running on the deviceAffected if The SveService process or service is found running on the device
The device is affected if it runs Android 12.0, 13.0, or 14.0 with an SMR patch level earlier than May-2024 Release 1 and has the SveService component present.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
dbcve · scopedApply the SMR May-2024 Release 1 security update or later to patch SveService; verify all affected Samsung devices receive the latest monthly security patch level.
SMR May-2024 Release 1 (or later monthly security patch)
- Navigate to Settings > About Phone > Software Update on the Samsung device
- Check the current Security Patch Level
- Download and install any available software updates
- Verify the device has updated to SMR May-2024 Release 1 or later
- Confirm the Security Patch Level reflects May 2024 or later
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation4.0 h
- Implementation8.0 h
- Testing12.0 h
- Review / QA6.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $8,192.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-20861 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2024-20861 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data