Vulnerability in Linux Kernel
CVE-2010-0309
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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 6.8 (Medium). Vector: AV:N/AC:L/Au:S/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.028 (86.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.027 · newest: 0.028 · change: +0.001
Affected products
Weakness classification (CWE)
References
- secunia.com/advisories/38492 (third-party-advisory)
- secunia.com/advisories/38922 (third-party-advisory)
- www.debian.org/security/2010/dsa-1996 (vendor-advisory)
- www.mail-archive.com/kvm@vger.kernel.org/msg28002.html (mailing-list)
- www.openwall.com/lists/oss-security/2010/02/02/1 (mailing-list)
- www.openwall.com/lists/oss-security/2010/02/02/4 (mailing-list)
- www.securityfocus.com/bid/38158 (vdb-entry)
- www.ubuntu.com/usn/USN-914-1 (vendor-advisory)
- www.vupen.com/english/advisories/2010/0638 (vdb-entry)
- bugzilla.redhat.com/show_bug.cgi