CVE-2010-4694

CVE-2010-4694 is a medium-severity vulnerability in Catb Gif2png with a CVSS 2.0 base score of 6.8. 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 6.8)
• EPSS exploit prediction: 2% (78th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Catb Gif2png
• Published: 2011-01-14
• Last modified: 2026-06-16

Description

Buffer overflow in gif2png.c in gif2png 2.5.3 and earlier might allow context-dependent attackers to cause a denial of service (application crash) or have unspecified other impact via a GIF file that contains many images, leading to long extensions such as .p100 for PNG output files, as demonstrated by a CGI program that launches gif2png, a different vulnerability than CVE-2009-5018.

Frequently asked questions

What is CVE-2010-4694?

Buffer overflow in gif2png.c in gif2png 2.5.3 and earlier might allow context-dependent attackers to cause a denial of service (application crash) or have unspecified other impact via a GIF file that contains many images, leading to long extensions such as .p100 for PNG output files, as demonstrated by a CGI program that launches gif2png, a different vulnerability than CVE-2009-5018.

How severe is CVE-2010-4694?

CVE-2010-4694 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2010-4694 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-4694?

CVE-2010-4694 primarily affects Catb Gif2png. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-4694?

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

When was CVE-2010-4694 published?

CVE-2010-4694 was published on 2011-01-14 and last updated on 2026-06-16.

References

• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=550978
• http://bugs.gentoo.org/show_bug.cgi?id=346501
• http://cvs.fedoraproject.org/viewvc/rpms/gif2png/devel/gif2png-overflow.patch?revision=HEAD&root=extras&view=markup
• http://cvs.fedoraproject.org/viewvc/rpms/gif2png/devel/gif2png-overflow.patch?root=extras&view=log
• http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051229.html
• http://openwall.com/lists/oss-security/2010/11/21/1
• http://openwall.com/lists/oss-security/2010/11/22/1
• http://openwall.com/lists/oss-security/2010/11/22/12
• http://openwall.com/lists/oss-security/2010/11/22/3
• http://secunia.com/advisories/42796
• http://security.gentoo.org/glsa/glsa-201101-01.xml
• http://security.gentoo.org/glsa/glsa-201203-15.xml
• http://www.mandriva.com/security/advisories?name=MDVSA-2011:009
• http://www.securityfocus.com/bid/45815
• http://www.vupen.com/english/advisories/2010/3036
• http://www.vupen.com/english/advisories/2011/0023
• http://www.vupen.com/english/advisories/2011/0107
• https://bugzilla.redhat.com/show_bug.cgi?id=547515
• https://exchange.xforce.ibmcloud.com/vulnerabilities/64754

Affected products (36)

• cpe:2.3:a:catb:gif2png:*:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:0.99:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:1.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:1.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:1.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:1.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:1.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:1.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.2.4:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.2.5:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.3.0:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.3.1:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.3.2:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.3.3:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.4.0:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.4.1:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.4.2:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.4.3:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.4.4:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.4.5:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.4.6:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.4.7:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.5.0:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.5.1:*:*:*:*:*:*:*
• cpe:2.3:a:catb:gif2png:2.5.2:*:*:*:*:*:*:*

More vulnerabilities in Catb Gif2png

• CVE-2009-5018 — Medium (CVSS 6.8): Stack-based buffer overflow in gif2png.c in gif2png 2.5.3 and earlier might allow context-dependent attackers to…
• CVE-2010-4695 — Medium (CVSS 5.0): A certain Fedora patch for gif2png.c in gif2png 2.5.1 and 2.5.2, as distributed in gif2png-2.5.1-1200.fc12 on Fedora 12…

All CVEs affecting Catb Gif2png →

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• CVE-2026-2776 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software. This vulnerability…
• CVE-2025-1866 — Critical (CVSS 10.0): Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in warmcat libwebsockets allows…
• CVE-2022-27625 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
• CVE-2022-27624 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
• CVE-2020-11896 — Critical (CVSS 10.0): The Treck TCP/IP stack before 6.0.1.66 allows Remote Code Execution, related to IPv4 tunneling.

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →