Resource exhaustion in Linux Kernel
CVE-2011-2689
The gfs2_fallocate function in fs/gfs2/file.c in the Linux kernel before 3.0-rc1 does not ensure that the size of a chunk allocation is a multiple of the block size, which allows local users to cause a denial of service (BUG and system crash) by arranging for all resource groups to have too little free space.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.9 (Medium). Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.004 (32.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Linux Kernel — versions 3.0
- Red Hat Enterprise Linux Desktop — versions 5.0
- Red Hat Enterprise Linux Server — versions 5.0
- Red Hat Enterprise Linux Workstation — versions 5.0
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2011/07/13/1 (mailing-list, Patch, Mailing List, Third Party Advisory)
- rhn.redhat.com/errata/RHSA-2011-1065.html (vendor-advisory, Third Party Advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/68557 (VDB Entry, Third Party Advisory, vdb-entry)
- securitytracker.com/id (VDB Entry, Third Party Advisory, vdb-entry)
- www.securityfocus.com/bid/48677 (VDB Entry, Third Party Advisory, vdb-entry)
- www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.0-rc1 (Broken Link)
- secunia.com/advisories/45193 (Third Party Advisory, third-party-advisory)
- marc.info/ (vendor-advisory, Third Party Advisory)
- git.kernel.org/
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)