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
0.0004 Low
EPSS
Percentile
5.1%
The user_update function in security/keys/user_defined.c in the Linux
kernel 2.6 allows local users to cause a denial of service (NULL pointer
dereference and kernel oops) via vectors related to a user-defined key and
βupdating a negative key into a fully instantiated key.β
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 8.04 | noarch | linux | <Β 2.6.24-30.98 | UNKNOWN |
ubuntu | 10.04 | noarch | linux | <Β 2.6.32-38.83 | UNKNOWN |
ubuntu | 10.10 | noarch | linux | <Β 2.6.35-32.64 | UNKNOWN |
ubuntu | 11.04 | noarch | linux | <Β 2.6.38-13.54 | UNKNOWN |
ubuntu | 11.10 | noarch | linux | <Β 3.0.0-15.24 | UNKNOWN |
ubuntu | 10.04 | noarch | linux-ec2 | <Β 2.6.32-342.43 | UNKNOWN |
ubuntu | 10.04 | noarch | linux-fsl-imx51 | <Β 2.6.31-612.32 | UNKNOWN |
ubuntu | 10.04 | noarch | linux-lts-backport-maverick | <Β 2.6.35-32.64~lucid1 | UNKNOWN |
ubuntu | 10.04 | noarch | linux-lts-backport-natty | <Β 2.6.38-13.54~lucid1 | UNKNOWN |
ubuntu | 10.04 | noarch | linux-lts-backport-oneiric | <Β 3.0.0-15.25~lucid1 | UNKNOWN |
www.openwall.com/lists/oss-security/2011/11/21/19
launchpad.net/bugs/cve/CVE-2011-4110
lkml.org/lkml/2011/11/15/363
nvd.nist.gov/vuln/detail/CVE-2011-4110
security-tracker.debian.org/tracker/CVE-2011-4110
ubuntu.com/security/notices/USN-1318-1
ubuntu.com/security/notices/USN-1319-1
ubuntu.com/security/notices/USN-1322-1
ubuntu.com/security/notices/USN-1323-1
ubuntu.com/security/notices/USN-1324-1
ubuntu.com/security/notices/USN-1325-1
ubuntu.com/security/notices/USN-1328-1
ubuntu.com/security/notices/USN-1330-1
ubuntu.com/security/notices/USN-1332-1
ubuntu.com/security/notices/USN-1336-1
ubuntu.com/security/notices/USN-1337-1
ubuntu.com/security/notices/USN-1340-1
ubuntu.com/security/notices/USN-1341-1
ubuntu.com/security/notices/USN-1344-1
ubuntu.com/security/notices/USN-1345-1
www.cve.org/CVERecord?id=CVE-2011-4110