Out-of-bounds write in Samsung Opensource Walrus
Priority LOW 35CWE-787Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
Out-of-bounds write vulnerability in Samsung Opensource Walrus allows Overflow Buffers. This issue affects Walrus: af80e665ea49d9003695a66502f841ed1d8397e7.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0017 6th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Samsung Opensource | Walrus | af80e665ea49d9003695a66502f841ed1d8397e7 | — | No fix listed | CNA |
- Walrus VendorSamsung Opensource Affected af80e665ea49d9003695a66502f841ed1d8397e7 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-86313
- 2026-10-03 Alias added: GHSA-c8rr-65vc-ghcg
References
More Samsung Opensource vulnerabilities
- TI-2026-59098 An out-of-bounds write caused by numeric truncation Samsung Open Source Escargot on Linux… CVSS 3.1MEDIUM 6.2
- TI-2026-59097 Integer overflow in Samsung Opensource Walrus CVSS 3.1MEDIUM 6.2
- TI-2026-70802 Heap-based buffer overflow in Samsung Opensource rlottie CVSS 3.1MEDIUM 5.5
- TI-2026-62285 Integer overflow in Samsung Opensource Escargot CVSS 3.1MEDIUM 5.5
- TI-2026-62028 Stack-based buffer overflow in Samsung Opensource rLottie CVSS 3.1MEDIUM 4.4
- TI-2026-36654 Out-of-bounds read in Samsung Opensource rLottie CVSS 3.1MEDIUM 4.4
Sources
- CVE-2026-86313 · CVE Program
- CVE-2026-86313 · NVD
- FIRST EPSS
- GHSA-c8rr-65vc-ghcg · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences