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TI-2025-15002 Aliases CVE-2025-21006GHSA-4r78-3266-3mj8

Out-of-bounds write in Samsung libsavsvc.so

Priority LOW 35CWE-787Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

Out-of-bounds write in handling of macro blocks for MPEG4 codec in libsavsvc.so prior to Android 15 allows local attackers to write out-of-bounds memory.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00142 3rd percentileScored 2026-11-07
Fix Fixed libsavsvc.so (Samsung Mobile): Android 15

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Samsunglibsavsvc.so—Android 15Patch availableCNA
  • libsavsvc.so VendorSamsung Affected — Fixed in Android 15 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:o:samsung:android:*:-:*:*:*:*:*:*before 15.0VulnerableSamsung
  • cpe:2.3:o:samsung:android:*:-:*:*:*:*:*:* Versions before 15.0 Vulnerable ·Samsung

Remediation

  • Fix · CNA libsavsvc.so (Samsung Mobile) Fixed in Android 15

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-21006
  2. 2026-10-03 Alias added: GHSA-4r78-3266-3mj8

References

Advisory 1

  • TI-2025-15039 Out-of-bounds write in Samsung Mobile Devices KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-15038 Out-of-bounds write in Samsung Mobile Devices KEVCVSS 3.1CRITICAL 9.8
  • TI-2021-07726 Out-of-bounds read in Samsung Mobile Devices KEVCVSS 3.1HIGH 7.8
  • TI-2021-07611 An improper boundary check in DSP driver prior to SMR Mar-2021 Release 1 allows out of bounds memory access. KEVCVSS 3.1MEDIUM 6.7
  • TI-2021-07610 A vulnerability in DSP driver prior to SMR Mar-2021 Release 1 allows attackers load arbitrary ELF libraries inside DSP. KEVCVSS 3.1MEDIUM 6.7
  • TI-2021-07634 Race condition in Samsung Mobile Devices KEVCVSS 3.1MEDIUM 6.4
See all 501 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences