What is CVE-2010-2492?

CVE-2010-2492 is a high-severity vulnerability in Avaya Aura Communication Manager, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2010-09-08.

How severe is CVE-2010-2492?

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

Buffer overflow in Avaya Aura Communication Manager

CVE-2010-2492

Buffer overflow in the ecryptfs_uid_hash macro in fs/ecryptfs/messaging.c in the eCryptfs subsystem in the Linux kernel before 2.6.35 might allow local users to gain privileges or cause a denial of service (system crash) via unspecified vectors.

Vulnerability class: Buffer Overflow

Published 2010-09-08 · 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: 0.004 (36.2th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.2% 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

Avaya Aura Communication Manager — versions 5.2
Avaya Aura Presence Services — versions 6.1.1, 6.0, 6.1
Avaya Aura Session Manager — versions 1.1, 6.0, 5.2
Avaya Aura System Manager — versions 6.1.1, 6.0, 5.2
Avaya Aura System Platform — versions 1.1, 6.0
Avaya Aura Voice Portal — versions 5.0, 5.1
Avaya Iq — versions 5.0, 5.1
Linux Kernel
VMware Esx — versions 4.0, 4.1

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

www.redhat.com/support/errata/RHSA-2010-0723.html (vendor-advisory, Broken Link)
www.securityfocus.com/archive/1/520102/100/0/threaded (mailing-list, Third Party Advisory, VDB Entry)
secunia.com/advisories/46397 (Broken Link, third-party-advisory)
www.mandriva.com/security/advisories (vendor-advisory, Broken Link)
www.redhat.com/support/errata/RHSA-2011-0007.html (vendor-advisory, Broken Link)
bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35 (Broken Link)
git.kernel.org/
www.vmware.com/security/advisories/VMSA-2011-0012.html (Patch, Third Party Advisory)
support.avaya.com/css/P8/documents/100113326 (Third Party Advisory)

Frequently asked questions

What is CVE-2010-2492?: CVE-2010-2492 is a high-severity vulnerability in Avaya Aura Communication Manager, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2010-09-08.
How severe is CVE-2010-2492?: High severity. CVSS v3 base score is 7.8 out of 10.