Memory corruption in djvulibre
Priority LOW 36CWE-119Published · 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 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
A flaw was found in djvulibre-3.5.28 and earlier. A heap buffer overflow in function DJVU::GBitmap::decode() via crafted djvu file may lead to application crash and other consequences.
Why it matters now
EPSS 0.00957 61st 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 |
|---|---|---|---|---|---|
| — | djvulibre | djvulibre-3.5.28 and earlier | — | No fix listed | CNA |
- djvulibre Vendor— Affected djvulibre-3.5.28 and earlier Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:djvulibre_project:djvulibre:*:*:*:*:*:*:*:* | up to 3.5.28 | Vulnerable | Djvulibre Project |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* | 11.0 | Vulnerable | Debian |
- cpe:2.3:a:djvulibre_project:djvulibre:*:*:*:*:*:*:*:* Versions up to 3.5.28 Vulnerable ·Djvulibre Project
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* Versions 11.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2021-32493
- 2026-10-03 Alias added: GHSA-8pcw-jr9p-76hj
References
Sources
- CVE-2021-32493 · CVE Program
- CVE-2021-32493 · NVD
- FIRST EPSS
- GHSA-8pcw-jr9p-76hj · GitHub Advisory Database · CC BY 4.0
- CVE-2021-32493 · 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