Vulnerability Details : CVE-2009-1046
The console selection feature in the Linux kernel 2.6.28 before 2.6.28.4, 2.6.25, and possibly earlier versions, when the UTF-8 console is used, allows physically proximate attackers to cause a denial of service (memory corruption) by selecting a small number of 3-byte UTF-8 characters, which triggers an "off-by-two memory error." NOTE: it is not clear whether this issue crosses privilege boundaries.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2009-1046
- cpe:2.3:o:linux:linux_kernel:2.6.25:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.28:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.28.1:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.28.2:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.28.3:*:*:*:*:*:*:*
Threat overview for CVE-2009-1046
Top countries where our scanners detected CVE-2009-1046
Top open port discovered on systems with this issue
554
IPs affected by CVE-2009-1046 315
Threat actors abusing to this issue?
Yes
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attack surface intelligence
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Exploit prediction scoring system (EPSS) score for CVE-2009-1046
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 29 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2009-1046
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.7
|
MEDIUM | AV:L/AC:M/Au:N/C:N/I:N/A:C |
3.4
|
6.9
|
NIST |
CWE ids for CVE-2009-1046
-
Assigned by: nvd@nist.gov (Primary)
Vendor statements for CVE-2009-1046
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Red Hat 2009-05-19This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, and 5. It was addressed in Red Hat Enterprise MRG via: https://rhn.redhat.com/errata/RHSA-2009-0451.html .
References for CVE-2009-1046
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http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28.4
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http://www.debian.org/security/2009/dsa-1800
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http://www.openwall.com/lists/oss-security/2009/02/12/11
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http://lists.openwall.net/linux-kernel/2009/01/30/333
Patch
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http://www.ubuntu.com/usn/usn-751-1
USN-751-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu
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http://www.debian.org/security/2009/dsa-1787
[SECURITY] [DSA 1787-1] New quagga packages fix denial of service
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http://www.openwall.com/lists/oss-security/2009/02/12/10
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http://www.securityfocus.com/bid/33672
Patch
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http://www.openwall.com/lists/oss-security/2009/02/12/9
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http://lists.openwall.net/linux-kernel/2009/02/02/364
Patch
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http://www.redhat.com/support/errata/RHSA-2009-0451.html
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