What’s Vulnerable › Vulnerabilities

CVE-2010-2492

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2010-09-08 · updated 2026-06-16
• Weakness: CWE-120

Description

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.

Affected products

• Avaya Aura Communication Manager: 5.2
• Avaya Aura Presence Services: 6.0, 6.1, 6.1.1
• Avaya Aura Session Manager: 1.1, 5.2, 6.0
• Avaya Aura System Manager: 5.2, 6.0, 6.1, 6.1.1
• Avaya Aura System Platform: 1.1, 6.0, 6.0-sp1
• Avaya Aura Voice Portal: 5.0, 5.1, 5.1-sp1
• Avaya Iq: 5.0, 5.1
• Linux kernel: before 2.6.35 — fixed in 2.6.35
• VMware ESX: 4.0, 4.1

How to fix

Upgrade to a fixed version: Linux kernel 2.6.35. Check the vendor advisory for mitigations.

References

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a6f80fb7b5986fda663d94079d3bba0937a6b6ff
• http://secunia.com/advisories/42890
• http://secunia.com/advisories/46397
• http://support.avaya.com/css/P8/documents/100113326
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35
• http://www.mandriva.com/security/advisories?name=MDVSA-2010:172
• http://www.mandriva.com/security/advisories?name=MDVSA-2010:198
• http://www.redhat.com/support/errata/RHSA-2010-0723.html
• http://www.redhat.com/support/errata/RHSA-2011-0007.html
• http://www.securityfocus.com/archive/1/520102/100/0/threaded
• http://www.vmware.com/security/advisories/VMSA-2011-0012.html
• https://bugzilla.redhat.com/show_bug.cgi?id=611385

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