CVE-2025-20963

CVE-2025-20963 is a medium-severity vulnerability in Samsung Android with a CVSS 3.x base score of 6.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.

Key facts

Description

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.

Frequently asked questions

What is CVE-2025-20963?
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.
How severe is CVE-2025-20963?
CVE-2025-20963 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity high, and availability low.
Is CVE-2025-20963 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-20963?
CVE-2025-20963 primarily affects Samsung Android. In total, 89 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-20963?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-20963 have an EU (EUVD) identifier?
Yes. CVE-2025-20963 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-13696.
When was CVE-2025-20963 published?
CVE-2025-20963 was published on 2025-05-07 and last updated on 2026-06-17.

References

Affected products (89)

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