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CVE-2026-10305 Samsung Open Source CVE debrief

CVE-2026-10305 is an out-of-bounds read vulnerability in Samsung Open Source rlottie that allows Overread Buffers. This issue affects rlottie: before 223a2a41ba4f462e4abe767bebba49a366c9b9fd. The vulnerability has a CVSS score of 6.1 and a severity of MEDIUM.

Vendor
Samsung Open Source
Product
rlottie
CVSS
MEDIUM 6.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-04
Original CVE updated
2026-07-22
Advisory published
2026-06-04
Advisory updated
2026-07-22

Who should care

Developers and users of Samsung Open Source rlottie, especially those using versions before 223a2a41ba4f462e4abe767bebba49a366c9b9fd.

Technical summary

The vulnerability is caused by an out-of-bounds read issue in the rlottie library, which can lead to Overread Buffers. The CVSS vector for this vulnerability is CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H.

Defensive priority

MEDIUM

Recommended defensive actions

  • Update rlottie to version 223a2a41ba4f462e4abe767bebba49a366c9b9fd or later.
  • Refer to [ref-4](https://github.com/Samsung/rlottie/pull/587) for more information.

Evidence notes

The CVE record for CVE-2026-10305 can be found at [cve-org](https://www.cve.org/CVERecord?id=CVE-2026-10305). The NVD detail for this vulnerability is available at [nvd](https://nvd.nist.gov/vuln/detail/CVE-2026-10305).

Sources and references

Verified primary and authoritative sources

  • CVE-2026-10305 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-10305

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-10305 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-10305

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.