Buffer overflow in the fribidi_utf8_to_unicode function in PyFriBidi before 0.11.0 allows…
Priority LOW 28CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-119 and the CVSS impact.
Summary
Buffer overflow in the fribidi_utf8_to_unicode function in PyFriBidi before 0.11.0 allows remote attackers to cause a denial of service (application crash) via a 4-byte utf-8 sequence.
Why it matters now
EPSS 0.02652 85th percentileScored 2026-11-07
Fix Fixed pyfribidi (PyPI): 0.11.0
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 |
| — | pyfribidi (PyPI) | before 0.11.0 | 0.11.0 | Patch available | GHSA-6476-g47x-h3c7 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- pyfribidi (PyPI) Vendor— Affected before 0.11.0 Fixed in 0.11.0 Patch available GHSA-6476-g47x-h3c7
Remediation
- Fix · GHSA-6476-g47x-h3c7 pyfribidi (PyPI) Fixed in 0.11.0 Advisory →
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2012-1176
- 2026-10-03 Alias added: GHSA-6476-g47x-h3c7
References
Advisory 4
Other 12
- [oss-security] 20120314 Re: CVE request: pyfribidi buffer overflow flaw
- https://github.com/pediapress/pyfribidi/commit/d2860c655357975e7b32d84e6b45e98f0dcecd7a
- http://groups.google.com/group/linux.debian.bugs.dist/browse_thread/thread/aacd036037217998/8d095f85f3665bff?lnk=raot
- [oss-security] 20120314 CVE request: pyfribidi buffer overflow flaw
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=663189
- https://bugzilla.redhat.com/show_bug.cgi?id=801896
- https://bugzilla.wikimedia.org/show_bug.cgi?id=35055
- https://github.com/pediapress/pyfribidi/issues/2%29:
- https://github.com/pediapress/pyfribidi/issues/2
- https://github.com/pediapress/pyfribidi
- https://github.com/pypa/advisory-database/tree/main/vulns/pyfribidi/PYSEC-2012-11.yaml
- https://web.archive.org/web/20200228170815/http://www.securityfocus.com/bid/52451
Sources
- CVE-2012-1176 · CVE Program
- CVE-2012-1176 · NVD
- FIRST EPSS
- GHSA-6476-g47x-h3c7 · GitHub Advisory Database · CC BY 4.0
- CVE-2012-1176 · Red Hat security data · CC BY 4.0
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