CVE-2010-1640

CVE-2010-1640 is a medium-severity vulnerability in Clamav 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-189.

Key facts

• Severity: Medium (CVSS 2.0 base score 4.3)
• EPSS exploit prediction: 3% (85th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-189
• Affected product: Clamav
• Published: 2010-05-26
• Last modified: 2026-06-16

Description

Off-by-one error in the parseicon function in libclamav/pe_icons.c in ClamAV 0.96 allows remote attackers to cause a denial of service (crash) via a crafted PE icon that triggers an out-of-bounds read, related to improper rounding during scaling.

Frequently asked questions

What is CVE-2010-1640?

Off-by-one error in the parseicon function in libclamav/pe_icons.c in ClamAV 0.96 allows remote attackers to cause a denial of service (crash) via a crafted PE icon that triggers an out-of-bounds read, related to improper rounding during scaling.

How severe is CVE-2010-1640?

CVE-2010-1640 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2010-1640 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-1640?

CVE-2010-1640 affects Clamav. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2010-1640?

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

When was CVE-2010-1640 published?

CVE-2010-1640 was published on 2010-05-26 and last updated on 2026-06-16.

References

• http://git.clamav.net/gitweb?p=clamav-devel.git%3Ba=blob_plain%3Bf=ChangeLog%3Bhb=clamav-0.96.1
• http://git.clamav.net/gitweb?p=clamav-devel.git%3Ba=blobdiff%3Bf=libclamav/pe_icons.c%3Bh=3f1bc5be69d0f9d84e576814d1a3cc6f40c4ff2c%3Bhp=39a714f05968f9e929576bf171dd0eb58bf06bef%3Bhb=7f0e3bbf77382d9782e0189bf80f5f59a95779b3%3Bhpb=f0eb394501ec21b9fe67f36cbf5db788711d4236
• http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html
• http://secunia.com/advisories/39895
• http://www.mandriva.com/security/advisories?name=MDVSA-2010:110
• http://www.openwall.com/lists/oss-security/2010/05/21/7
• http://www.securityfocus.com/bid/40318
• http://www.vupen.com/english/advisories/2010/1214
• https://exchange.xforce.ibmcloud.com/vulnerabilities/58825
• https://wwws.clamav.net/bugzilla/show_bug.cgi?id=2031

Affected products (1)

• cpe:2.3:a:clamav:clamav:0.96:*:*:*:*:*:*:*

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