CVE-2012-1176

CVE-2012-1176 is a medium-severity vulnerability in Fribidi Pyfribidi with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

• Severity: Medium (CVSS 2.0 base score 5.0)
• EPSS exploit prediction: 3% (84th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Fribidi Pyfribidi
• Published: 2012-08-26
• Last modified: 2026-06-16

Description

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.

Frequently asked questions

What is CVE-2012-1176?

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.

How severe is CVE-2012-1176?

CVE-2012-1176 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2012-1176 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-1176?

CVE-2012-1176 affects Fribidi Pyfribidi. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-1176?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2012-1176 published?

CVE-2012-1176 was published on 2012-08-26 and last updated on 2026-06-16.

References

• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=663189
• http://groups.google.com/group/linux.debian.bugs.dist/browse_thread/thread/aacd036037217998/8d095f85f3665bff?lnk=raot
• http://lists.fedoraproject.org/pipermail/package-announce/2012-March/075293.html
• http://lists.fedoraproject.org/pipermail/package-announce/2012-March/076038.html
• http://lists.fedoraproject.org/pipermail/package-announce/2012-March/076053.html
• http://www.openwall.com/lists/oss-security/2012/03/14/4
• http://www.openwall.com/lists/oss-security/2012/03/14/9
• http://www.securityfocus.com/bid/52451
• https://bugzilla.redhat.com/show_bug.cgi?id=801896
• https://bugzilla.wikimedia.org/show_bug.cgi?id=35055
• https://exchange.xforce.ibmcloud.com/vulnerabilities/74001
• https://github.com/pediapress/pyfribidi/commit/d2860c655357975e7b32d84e6b45e98f0dcecd7a
• https://github.com/pediapress/pyfribidi/issues/2%29:

Affected products (1)

• cpe:2.3:a:fribidi:pyfribidi:*:*:*:*:*:*:*:*

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