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Linux Distros Unpatched Vulnerability : CVE-2011-2496

medium Nessus Plugin ID 217494

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Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

 - Integer overflow in the vma_to_resize function in mm/mremap.c in the Linux kernel before 2.6.39 allows local users to cause a denial of service (BUG_ON and system crash) via a crafted mremap system call that expands a memory mapping. (CVE-2011-2496)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://access.redhat.com/security/cve/cve-2011-2496

Plugin Details

Severity: Medium

ID: 217494

File Name: unpatched_CVE_2011_2496.nasl

Version: 1.2

Type: local

Agent: unix

Family: Misc.

Published: 3/3/2025

Updated: 1/28/2026

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 4.4

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2011-2496

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:4, p-cpe:/a:redhat:enterprise_linux:kernel, cpe:/o:redhat:rhel_eus:5.7

Required KB Items: Host/OS/identifier, Host/cpu, Host/local_checks_enabled, global_settings/vendor_unpatched

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 4/12/2011

Reference Information

CVE: CVE-2011-2496