PRIOn knowledge basePRION:CVE-2011-1083Privilege escalation
6.3 Medium
AI Score
Confidence
High
4.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
0.0004 Low
EPSS
Percentile
0.4%
The epoll implementation in the Linux kernel 2.6.37.2 and earlier does not properly traverse a tree of epoll file descriptors, which allows local users to cause a denial of service (CPU consumption) via a crafted application that makes epoll_create and epoll_ctl system calls.
References
article.gmane.org/gmane.linux.kernel/1105744
article.gmane.org/gmane.linux.kernel/1105888
article.gmane.org/gmane.linux.kernel/1106686
lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html
openwall.com/lists/oss-security/2011/03/02/1
openwall.com/lists/oss-security/2011/03/02/2
rhn.redhat.com/errata/RHSA-2012-0862.html
secunia.com/advisories/43522
secunia.com/advisories/48115
secunia.com/advisories/48410
secunia.com/advisories/48898
secunia.com/advisories/48964
www.osvdb.org/71265
bugzilla.redhat.com/show_bug.cgi?id=681578
Related
6.3 Medium
AI Score
Confidence
High
4.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
0.0004 Low
EPSS
Percentile
0.4%