CVE-2011-1083

Home/CVE/The epoll implementation in the Linux kernel 2.6.37.2 and earlier does not properly traverse a tree of epoll file descri

CVE

The epoll implementation in the Linux kernel 2.6.37.2 and earlier does not properly traverse a tree of epoll file descri

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.

MEDIUM · CVSS 4.9 EPSS 0.00147

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Public exploit or PoC is available

Sigma rules0 YARA rules0

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Weakness Classification

CWE-400Uncontrolled Resource Consumption

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Affected Products & Versions

linux kernel<= 2.6.37.2
suse linux enterprise desktopall versions
suse linux enterprise serverall versions
redhat enterprise linux desktopall versions
redhat enterprise linux serverall versions
redhat enterprise linux workstationall versions

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Public Exploits & PoCs

dosLinux Kernel 2.6.x - epoll Nested Structures Local Denial of Serviceverified

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Scoring & Timeline

4.9

MEDIUM · CVSS v2 (legacy) · secalert@redhat.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

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

Published to NVD04 Apr 2011 · 12:27 PM

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Vendor Advisories

suse-csafSUSE-SU-2015:0481-1
rhsaRHSA-2012:1129Important
rhsaRHSA-2012:1150Moderate
suse-csafSUSE-SU-2015:0652-1
rhsaRHSA-2012:1061Moderate
Show all 8 vendor advisoriesrhsaRHSA-2012:0862Moderate
rhsaRHSA-2012:0150Moderate
rhsaRHBA-2012:0496Moderate

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://article.gmane.org/gmane.linux.kernel/1105744Broken Link

http://article.gmane.org/gmane.linux.kernel/1105888Broken Link

http://article.gmane.org/gmane.linux.kernel/1106686Broken Link

http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.htmlMailing ListThird Party Advisory

http://openwall.com/lists/oss-security/2011/03/02/1Mailing ListPatchThird Party Advisory

Show all 15 references

http://openwall.com/lists/oss-security/2011/03/02/2Mailing ListPatch

http://rhn.redhat.com/errata/RHSA-2012-0862.htmlThird Party Advisory

http://secunia.com/advisories/43522Third Party Advisory

http://secunia.com/advisories/48115Third Party Advisory

http://secunia.com/advisories/48410Third Party Advisory

http://secunia.com/advisories/48898Third Party Advisory

http://secunia.com/advisories/48964Third Party Advisory

http://www.osvdb.org/71265Broken Link

https://bugzilla.redhat.com/show_bug.cgi?id=681578Issue TrackingPatchThird Party Advisory

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