Incorrect numeric conversion in Extensible Firmware Interface Development Kit
Priority LOW 34CWE-681Published · 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
- Partial Red Hat: 1 fixed, 1 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-787 and the CVSS impact.
Summary
Integer truncation in EDK II may allow an authenticated user to potentially enable escalation of privilege via local access.
Why it matters now
EPSS 0.00405 34th percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 1 fixed, 1 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Extensible Firmware Interface Development Kit (EDK II) | EDK II | — | No fix listed | CNA |
- Extensible Firmware Interface Development Kit (EDK II) Vendor— Affected EDK II Fixed in — No fix listed CNA
Remediation
Red Hat 1 advisory
- RHSA-2020:1712 Released 2020-04-28 · Red Hat rating Moderateedk2 security, bug fix, and enhancement update
- Red Hat Enterprise Linux AppStream (v. 8) edk2-20190829git37eef91017ad-9.el8, edk2-aarch64-20190829git37eef91017ad-9.el8, edk2-ovmf-20190829git37eef91017ad-9.el8
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2020:1712 |
Timeline
- 2026-10-02 Threatist record created from CVE-2019-14563
- 2026-10-03 Alias added: GHSA-5q44-mpwv-jf5p
References
Sources
- CVE-2019-14563 · CVE Program
- CVE-2019-14563 · NVD
- FIRST EPSS
- GHSA-5q44-mpwv-jf5p · GitHub Advisory Database · CC BY 4.0
- CVE-2019-14563 · Red Hat security data · CC BY 4.0
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