CVE-2009-2285

CVE-2009-2285 is a medium-severity vulnerability in Libtiff with a CVSS 2.0 base score of 4.3. 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 4.3)
• EPSS exploit prediction: 8% (94th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Libtiff
• Published: 2009-07-01
• Last modified: 2026-06-16

Description

Buffer underflow in the LZWDecodeCompat function in libtiff 3.8.2 allows context-dependent attackers to cause a denial of service (crash) via a crafted TIFF image, a different vulnerability than CVE-2008-2327.

Frequently asked questions

What is CVE-2009-2285?

Buffer underflow in the LZWDecodeCompat function in libtiff 3.8.2 allows context-dependent attackers to cause a denial of service (crash) via a crafted TIFF image, a different vulnerability than CVE-2008-2327.

How severe is CVE-2009-2285?

CVE-2009-2285 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2009-2285 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-2285?

CVE-2009-2285 affects Libtiff. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-2285?

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

When was CVE-2009-2285 published?

CVE-2009-2285 was published on 2009-07-01 and last updated on 2026-06-16.

References

• http://bugzilla.maptools.org/show_bug.cgi?id=2065
• http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html
• http://lists.apple.com/archives/security-announce/2010//Mar/msg00003.html
• http://lists.apple.com/archives/security-announce/2010/Feb/msg00000.html
• http://lists.apple.com/archives/security-announce/2010/Jan/msg00000.html
• http://lists.apple.com/archives/security-announce/2010/Mar/msg00000.html
• http://secunia.com/advisories/35695
• http://secunia.com/advisories/35716
• http://secunia.com/advisories/35866
• http://secunia.com/advisories/35883
• http://secunia.com/advisories/35912
• http://secunia.com/advisories/36194
• http://secunia.com/advisories/36831
• http://secunia.com/advisories/38241
• http://secunia.com/advisories/39135
• http://security.gentoo.org/glsa/glsa-200908-03.xml
• http://sunsolve.sun.com/search/document.do?assetkey=1-66-267808-1
• http://support.apple.com/kb/HT3937
• http://support.apple.com/kb/HT4004
• http://support.apple.com/kb/HT4013
• http://support.apple.com/kb/HT4070
• http://support.apple.com/kb/HT4105
• http://www.debian.org/security/2009/dsa-1835
• http://www.lan.st/showthread.php?t=1856&page=3
• http://www.openwall.com/lists/oss-security/2009/06/22/1
• http://www.openwall.com/lists/oss-security/2009/06/23/1
• http://www.openwall.com/lists/oss-security/2009/06/29/5
• http://www.redhat.com/support/errata/RHSA-2009-1159.html
• http://www.vupen.com/english/advisories/2009/1637
• http://www.vupen.com/english/advisories/2009/2727

Affected products (1)

• cpe:2.3:a:libtiff:libtiff:3.8.2:*:*:*:*:*:*:*

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