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Ubuntu.comUB:CVE-2009-1243

HistoryApr 06, 2009 - 12:00 a.m.

CVE-2009-1243

2009-04-0600:00:00

ubuntu.com

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

0.0004 Low

EPSS

Percentile

5.1%

JSON

net/ipv4/udp.c in the Linux kernel before 2.6.29.1 performs an unlocking
step in certain incorrect circumstances, which allows local users to cause
a denial of service (panic) by reading zero bytes from the /proc/net/udp
file and unspecified other files, related to the “udp seq_file
infrastructure.”

Notes

Author	Note
smb	introducted with v2.6.29-rc1 and fixed in v2.6.30-rc1.

References

launchpad.net/bugs/cve/CVE-2009-1243

nvd.nist.gov/vuln/detail/CVE-2009-1243

security-tracker.debian.org/tracker/CVE-2009-1243

www.cve.org/CVERecord?id=CVE-2009-1243

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

0.0004 Low

EPSS

Percentile

5.1%

JSON

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