Buffer overflow in Linux Kernel
CVE-2011-2534
Buffer overflow in the clusterip_proc_write function in net/ipv4/netfilter/ipt_CLUSTERIP.c in the Linux kernel before 2.6.39 might allow local users to cause a denial of service or have unspecified other impact via a crafted write operation, related to string data that lacks a terminating '\0' character.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (37.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 37.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2011/03/18/15 (mailing-list, Patch, Mailing List, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- www.securityfocus.com/bid/46921 (VDB Entry, Third Party Advisory, vdb-entry)
- marc.info/ (mailing-list, Patch, Third Party Advisory)
- www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39 (Release Notes, Vendor Advisory)
- securityreason.com/securityalert/8284 (Third Party Advisory, third-party-advisory)
- git.kernel.org/
- marc.info/ (mailing-list, Patch, Third Party Advisory)
- www.openwall.com/lists/oss-security/2011/03/21/4 (mailing-list, Patch, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2011/03/21/1 (mailing-list, Patch, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2011-2534?
- CVE-2011-2534 is a high-severity vulnerability in Linux Kernel, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2011-06-22.
- How severe is CVE-2011-2534?
- High severity. CVSS v3 base score is 7.8 out of 10.