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ubuntucveUbuntu.comUB:CVE-2012-5667
HistoryJan 03, 2013 - 12:00 a.m.

CVE-2012-5667

2013-01-0300:00:00
ubuntu.com
ubuntu.com
9

4.4 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.007 Low

EPSS

Percentile

80.8%

Multiple integer overflows in GNU Grep before 2.11 might allow
context-dependent attackers to execute arbitrary code via vectors involving
a long input line that triggers a heap-based buffer overflow.

Bugs

Notes

Author Note
seth-arnold Upstream recommends upgrading to 2.11, but include fixes for two bugs introduced in 2.11, and reverting the -r change. See oss-security/2012/12/22/3 for details. Upgrading to latest release may also make sense.
jdstrand Reproducer for amd64 system (tested with 8G of RAM): perl -e ‘print "x"x(2**31)’

4.4 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.007 Low

EPSS

Percentile

80.8%