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CVE-2010-0309

Good to know:

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Date: February 12, 2010

The pit_ioport_read function in the Programmable Interval Timer (PIT) emulation in i8254.c in KVM 83 does not properly use the pit_state data structure, which allows guest OS users to cause a denial of service (host OS crash or hang) by attempting to read the /dev/port file.

Language: C

Severity Score

Related Resources (17)

http://secunia.com/advisories/38922
http://www.vupen.com/english/advisories/2010/0638
https://people.canonical.com/~ubuntu-security/cve/CVE-2010-0309
http://www.mail-archive.com/kvm%40vger.kernel.org/msg28002.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11095
http://www.ubuntu.com/usn/USN-914-1
https://bugzilla.redhat.com/show_bug.cgi?id=560887
https://nvd.nist.gov/vuln/detail/CVE-2010-0309
http://www.securityfocus.com/bid/38158
http://www.openwall.com/lists/oss-security/2010/02/02/4
https://rhn.redhat.com/errata/RHSA-2010-0095.html
http://secunia.com/advisories/38492
http://www.openwall.com/lists/oss-security/2010/02/02/1
https://rhn.redhat.com/errata/RHSA-2010-0088.html
https://access.redhat.com/security/cve/CVE-2010-0309
http://www.debian.org/security/2010/dsa-1996
https://www.mend.io/vulnerability-database/CVE-2010-0309

Severity Score

Weakness Type (CWE)

Configuration

CWE-16

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE
Additional information:

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