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Debian Security Bug TrackerDEBIANCVE:CVE-2013-1956HistoryApr 24, 2013 - 7:55 p.m.
CVE-2013-1956
2013-04-2419:55:01
Debian Security Bug Tracker
security-tracker.debian.org
12
2.1 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:L/Au:N/C:N/I:P/A:N
0.0004 Low
EPSS
Percentile
5.1%
The create_user_ns function in kernel/user_namespace.c in the Linux kernel before 3.8.6 does not check whether a chroot directory exists that differs from the namespace root directory, which allows local users to bypass intended filesystem restrictions via a crafted clone system call.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | linux | < 3.8.11-1 | linux_3.8.11-1_all.deb |
| Debian | 11 | all | linux | < 3.8.11-1 | linux_3.8.11-1_all.deb |
| Debian | 999 | all | linux | < 3.8.11-1 | linux_3.8.11-1_all.deb |
| Debian | 13 | all | linux | < 3.8.11-1 | linux_3.8.11-1_all.deb |
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2.1 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:L/Au:N/C:N/I:P/A:N
0.0004 Low
EPSS
Percentile
5.1%
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