EUVD-2026-55090
GHSA-9qvh-m28f-hcq2
Severity by source
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Local vector with low privileges to invoke codec API; bounded memory corruption with no scope change and limited C/I/A impact.
Primary rating from Vendor (SamsungMobile).
CVSS VectorVendor: SamsungMobile
Lifecycle Timeline
3DescriptionCVE.org
Out-of-bounds write in libcodec2secqcelpdec.so prior to SMR Aug-2026 Release 1 allows local attackers to write out-of-bounds memory.
AnalysisAI
Out-of-bounds write in Samsung's libcodec2secqcelpdec.so QCELP audio codec decoder library allows local attackers holding low-privilege execution on affected Samsung devices to corrupt adjacent memory regions, with limited confidentiality, integrity, and availability impact confined to the vulnerable system. The flaw is addressed in SMR Aug-2026 Release 1, Samsung's August 2026 Security Maintenance Release covering all prior unpatched firmware builds. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The attacker must have local access to the Samsung device with at least low-privilege code execution capability - for example, through a sideloaded or Play Store application. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 4.0 score of 4.4 is an accurate reflection of the constrained threat model here. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Apply Samsung SMR Aug-2026 Release 1, which patches the out-of-bounds write in libcodec2secqcelpdec.so. … Detailed patch versions, workarounds, and compensating controls in full report. |
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External POC / Exploit Code
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