Information disclosure in Linux Kernel
CVE-2011-2898
net/packet/af_packet.c in the Linux kernel before 2.6.39.3 does not properly restrict user-space access to certain packet data structures associated with VLAN Tag Control Information, which allows local users to obtain potentially sensitive information via a crafted application.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (36.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.6% 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
Weakness classification (CWE)
References
- git.kernel.org/
- www.openwall.com/lists/oss-security/2011/08/03/7 (mailing-list, Patch, Mailing List, Third Party Advisory)
- github.com/torvalds/linux/commit/13fcb7bd322164c67926ffe272846d4860196dc6 (Patch, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.3 (Broken Link)
Frequently asked questions
- What is CVE-2011-2898?
- CVE-2011-2898 is a medium-severity vulnerability in Linux Kernel, classified under Information Disclosure. CVSS score: 5.5/10. Published 2012-05-24.
- How severe is CVE-2011-2898?
- Medium severity. CVSS v3 base score is 5.5 out of 10.