The tjLoadImage function in libjpeg-turbo 2.0.1 has an integer overflow with a resultant…
Priority MEDIUM 42CWE-190Published · Updated
Key facts
- Attack vector
- Network
- 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 3.0 · NVD. Fix status from CNA. Impact type from CWE-190 and the CVSS impact.
Summary
The tjLoadImage function in libjpeg-turbo 2.0.1 has an integer overflow with a resultant heap-based buffer overflow via a BMP image because multiplication of pitch and height is mishandled, as demonstrated by tjbench.
Why it matters now
EPSS 0.02006 80th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:libjpeg-turbo:libjpeg-turbo:2.0.1:*:*:*:*:*:*:* | 2.0.1 | Vulnerable | Libjpeg-turbo |
- cpe:2.3:a:libjpeg-turbo:libjpeg-turbo:2.0.1:*:*:*:*:*:*:* Versions 2.0.1 Vulnerable ·Libjpeg-turbo
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
Not affected: 3 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
Timeline
- 2026-10-02 Threatist record created from CVE-2018-20330
- 2026-10-03 Alias added: GHSA-4qq8-w9wg-4qw8
References
Advisory 1
More Libjpeg-turbo vulnerabilities
- TI-2021-10123 libjpeg-turbo version 2.0.90 has a heap-based buffer over-read (2 bytes) in decompress_smooth_data in jdcoefct.c. CVSS 3.1HIGH 7.1
- TI-2023-02627 Heap-based buffer overflow in libjpeg-turbo CVSS 3.1MEDIUM 6.5
- TI-2016-03069 The cjpeg utility in libjpeg allows remote attackers to cause a denial of service (NULL… CVSS 3.0HIGH 8.8
- TI-2020-13284 Libjpeg-turbo all version have a stack-based buffer overflow in the "transform" component. CVSS 3.1HIGH 8.8
- TI-2020-10780 libjpeg-turbo 2.0.4, and mozjpeg 4.0.0, has a heap-based buffer over-read in… CVSS 3.1HIGH 8.1
- TI-2018-01068 libjpeg-turbo 1.5.90 is vulnerable to a denial of service vulnerability caused by a… CVSS 3.0MEDIUM 6.5
Sources
- CVE-2018-20330 · CVE Program
- CVE-2018-20330 · NVD
- FIRST EPSS
- GHSA-4qq8-w9wg-4qw8 · GitHub Advisory Database · CC BY 4.0
- CVE-2018-20330 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences