Is CVE-2007-3641 in the CISA KEV catalog?

No. CVE-2007-3641 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2007-3641?

CVE-2007-3641 has a CVSS v2 base score of 9.3 (HIGH).

What is the EPSS score for CVE-2007-3641?

CVE-2007-3641 has an EPSS score of 7.43% (94th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2007-3641?

Upgrade libarchive on debian 11 to 2.2.4-1 or later.

CVE & CISA-KEV Catalog

CVE-2007-3641

HIGHEPSS 94th pctl

9.3

CVSS v2

NVD

Description

archive_read_support_format_tar.c in libarchive before 2.2.4 does not properly compute the length of a certain buffer when processing a malformed pax extension header, which allows user-assisted remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted (1) PAX or (2) TAR archive that triggers a buffer overflow.

How to fix

Remediation Available

libarchiveDebian

Fixed in:2.2.4-1CVE-2007-3641

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

7.43%probability of exploitation in 30 days

94thpercentile

High risk: more likely to be exploited than 94% of all known CVEs.

References

Patch4

Other references12

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.