Vulnerability in Linux Kernel
CVE-2012-2133
Use-after-free vulnerability in the Linux kernel before 3.3.6, when huge pages are enabled, allows local users to cause a denial of service (system crash) or possibly gain privileges by interacting with a hugetlbfs filesystem, as demonstrated by a umount operation that triggers improper handling of quota data.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.0 (Medium). Vector: AV:L/AC:H/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.003 (25.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Linux Kernel — versions 3.3, 3.3.1, 3.3.2
Weakness classification (CWE)
References
- git.kernel.org/
- www.debian.org/security/2012/dsa-2469 (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi
- lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html (vendor-advisory)
- www.openwall.com/lists/oss-security/2012/04/24/12 (mailing-list)
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6
- www.securityfocus.com/bid/53233 (vdb-entry)
- exchange.xforce.ibmcloud.com/vulnerabilities/75168 (vdb-entry)
- github.com/torvalds/linux/commit/90481622d75715bfcb68501280a917dbfe516029