Buffer overflow in the log2vis_utf8 function in pyfribidi.c in GNU FriBidi 0.19.1…
Priority MEDIUM 40CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Buffer overflow in the log2vis_utf8 function in pyfribidi.c in GNU FriBidi 0.19.1, 0.19.2, and possibly other versions, as used in PyFriBidi 0.10.1, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted Arabic UTF-8 string that causes original 2-byte UTF-8 sequences to be transformed into 3-byte sequences.
Why it matters now
EPSS 0.0447 91st 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 · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fribidi:gnu_fribidi:0.19.1:*:*:*:*:*:*:* | 0.19.1 | Vulnerable | Fribidi |
| cpe:2.3:a:fribidi:gnu_fribidi:0.19.2:*:*:*:*:*:*:* | 0.19.2 | Vulnerable | Fribidi |
| cpe:2.3:a:kobi_zamir:pyfribidi:0.10.1:*:*:*:*:*:*:* | 0.10.1 | Vulnerable | Kobi Zamir |
- cpe:2.3:a:fribidi:gnu_fribidi:0.19.1:*:*:*:*:*:*:* Versions 0.19.1 Vulnerable ·Fribidi
- cpe:2.3:a:fribidi:gnu_fribidi:0.19.2:*:*:*:*:*:*:* Versions 0.19.2 Vulnerable ·Fribidi
- cpe:2.3:a:kobi_zamir:pyfribidi:0.10.1:*:*:*:*:*:*:* Versions 0.10.1 Vulnerable ·Kobi Zamir
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2010-3444
- 2026-10-03 Alias added: GHSA-mp89-6v8w-j8gv
References
Sources
- CVE-2010-3444 · CVE Program
- CVE-2010-3444 · NVD
- FIRST EPSS
- GHSA-mp89-6v8w-j8gv · GitHub Advisory Database · CC BY 4.0
- CVE-2010-3444 · Red Hat security data · CC BY 4.0
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