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    CVE-2009-1270

    libclamav/untar.c in ClamAV before 0.95 allows remote attackers to cause a denial of service (infinite loop) via a crafted TAR file that causes (1) clamd and (2) clamscan to hang.

    Published:Apr 8, 2009
    Last Modified:Apr 23, 2026
    EPS:Apr 8, 2009
    EPSS Score:0.03872
    CVSS Score:7.8

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Clamav
    Product
    Clamav
    Vendor
    Debian
    Product
    Debian Linux

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    CVE-2026-47336 (CVSS 3.3) — Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/A…
    CVE-2026-47335 (CVSS 5.5) — Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor n…
    CVE-2026-47334 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock…
    CVE-2026-47333 (CVSS 7.8) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the si…
    CVE-2026-47332 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an intern…
    CVE-2026-47331 (CVSS 7.8) — Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An…
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    References

    http://lists.apple.com/archives/security-announce/2009/Sep/msg00004.html
    http://osvdb.org/53461
    http://secunia.com/advisories/34716
    http://secunia.com/advisories/36701
    http://support.apple.com/kb/HT3865
    http://www.debian.org/security/2009/dsa-1771
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:097
    http://www.openwall.com/lists/oss-security/2009/04/07/6
    http://www.securityfocus.com/bid/34357
    http://www.ubuntu.com/usn/usn-754-1
    http://www.vupen.com/english/advisories/2009/0934
    https://exchange.xforce.ibmcloud.com/vulnerabilities/49846
    https://wwws.clamav.net/bugzilla/show_bug.cgi?id=1462
    http://lists.apple.com/archives/security-announce/2009/Sep/msg00004.html
    http://osvdb.org/53461
    http://secunia.com/advisories/34716
    http://secunia.com/advisories/36701
    http://support.apple.com/kb/HT3865
    http://www.debian.org/security/2009/dsa-1771
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:097
    http://www.openwall.com/lists/oss-security/2009/04/07/6
    http://www.securityfocus.com/bid/34357
    http://www.ubuntu.com/usn/usn-754-1
    http://www.vupen.com/english/advisories/2009/0934
    https://exchange.xforce.ibmcloud.com/vulnerabilities/49846
    https://wwws.clamav.net/bugzilla/show_bug.cgi?id=1462

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High