What is CVE-2010-3904?

CVE-2010-3904 is a high-severity vulnerability in Linux Kernel, classified under Improper Validation of Specified Quantity in Input. CVSS score: 7.8/10. Published 2010-12-06.

How severe is CVE-2010-3904?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2010-3904 known to be exploited?

Yes. CVE-2010-3904 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-05-12), indicating it is being actively exploited. 126 public proof-of-concept repositories are indexed.

Vulnerability in Linux Kernel

CVE-2010-3904

The rds_page_copy_user function in net/rds/page.c in the Reliable Datagram Sockets (RDS) protocol implementation in the Linux kernel before 2.6.36 does not properly validate addresses obtained from user space, which allows local users to gain privileges via crafted use of the sendmsg and recvmsg system calls.

Published 2010-12-06 · last modified 2026-06-16.

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: 0.159 (96.9th percentile), scored 2026-10-19.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.145 · newest: 0.159 · change: +0.014

Affected products

Linux Kernel
VMware Esxi — versions 3.5, 4.0, 4.1
Canonical Ubuntu Linux — versions 6.06, 8.04, 9.04
openSUSE — versions 11.2, 11.3
Red Hat Enterprise Linux — versions 5.0, 6.0
SUSE Linux Enterprise Desktop — versions 11
SUSE Linux Enterprise Real Time Extension — versions 11
SUSE Linux Enterprise Server — versions 11

Weakness classification (CWE)

CWE-1284 — Improper Validation of Specified Quantity in Input

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2023-05-12. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2023-06-02.

Required action: The impacted product is end-of-life and should be disconnected if still in use.

Public proof-of-concept exploits

References

www.kb.cert.org/vuls/id/362983 (US Government Resource, Third Party Advisory, third-party-advisory)
www.vsecurity.com/download/tools/linux-rds-exploit.c (Broken Link)
www.ubuntu.com/usn/USN-1000-1 (vendor-advisory, Third Party Advisory)
www.securityfocus.com/archive/1/520102/100/0/threaded (mailing-list, VDB Entry, Third Party Advisory, Broken Link)
secunia.com/advisories/46397 (Third Party Advisory, Broken Link, third-party-advisory)
git.kernel.org/ (Broken Link)
www.exploit-db.com/exploits/44677/ (Exploit, VDB Entry, Third Party Advisory, exploit)
securitytracker.com/id (VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html (vendor-advisory, Mailing List, Third Party Advisory)
www.redhat.com/support/errata/RHSA-2010-0842.html (vendor-advisory, Third Party Advisory, Broken Link)

Frequently asked questions

What is CVE-2010-3904?: CVE-2010-3904 is a high-severity vulnerability in Linux Kernel, classified under Improper Validation of Specified Quantity in Input. CVSS score: 7.8/10. Published 2010-12-06.
How severe is CVE-2010-3904?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2010-3904 known to be exploited?: Yes. CVE-2010-3904 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-05-12), indicating it is being actively exploited. 126 public proof-of-concept repositories are indexed.