CVE-2025-20963
Out-of-bounds write in memory initialization in libsavsvc.so prior to SMR May-2025 Release 1...
Out-of-bounds write in memory initialization in libsavsvc.so prior to SMR May-2025 Release 1 allows local attackers to write out-of-bounds memory.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- High
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Out-of-bounds write in memory initialization in libsavsvc.so prior to SMR May-2025 Release 1 allows local attackers to write out-of-bounds memory.
- Record
CVE-2025-20963- CVSS 3.1
- 6.6 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L - Updated
- 2026-11-02
EUVDEUVD-2025-13696
Out-of-bounds write in memory initialization in libsavsvc.so prior to SMR May-2025 Release 1 allows local attackers to write out-of-bounds memory.
- Record
EUVD-2025-13696- CVSS 3.1
- 6.6 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-qx88-qw7m-mgq7
Out-of-bounds write in memory initialization in libsavsvc.so prior to SMR May-2025 Release 1...
Out-of-bounds write in memory initialization in libsavsvc.so prior to SMR May-2025 Release 1 allows local attackers to write out-of-bounds memory.
- Record
GHSA-qx88-qw7m-mgq7- CVSS 3.1
- 6.6 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L - Weakness
- CWE-787
- Updated
- 2026-11-02
NVD
Out-of-bounds write in memory initialization in libsavsvc.so prior to SMR May-2025 Release 1 allows local attackers to write out-of-bounds memory.
- Record
CVE-2025-20963- CVSS 3.1
- 6.6 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L - CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-20963 is a medium vulnerability (CVSS 6.6) in Samsung Android, published May 7, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.17%, the 6th percentile. No source names a fixed version.