Description
The sock_alloc_send_pskb function in net/core/sock.c in the Linux kernel before 3.4.5 does not properly validate a certain length value, which allows local users to cause a denial of service (heap-based buffer overflow and system crash) or possibly gain privileges by leveraging access to a TUN/TAP device.
Published: 2012-08-09
Score: 7.2 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2012-2136 The sock_alloc_send_pskb function in net/core/sock.c in the Linux kernel before 3.4.5 does not properly validate a certain length value, which allows local users to cause a denial of service (heap-based buffer overflow and system crash) or possibly gain privileges by leveraging access to a TUN/TAP device.
Ubuntu USN Ubuntu USN USN-1514-1 Linux kernel (OMAP4) vulnerabilities
Ubuntu USN Ubuntu USN USN-1529-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1530-1 Linux kernel (OMAP4) vulnerabilities
Ubuntu USN Ubuntu USN USN-1531-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1532-1 Linux kernel (OMAP4) vulnerabilities
Ubuntu USN Ubuntu USN USN-1533-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1534-1 Linux kernel (EC2) vulnerabilities
Ubuntu USN Ubuntu USN USN-1535-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1538-1 Linux kernel (Natty backport) vulnerabilities
Ubuntu USN Ubuntu USN USN-1539-1 Linux kernel (Oneiric backport) vulnerabilities
Ubuntu USN Ubuntu USN USN-1598-1 Linux kernel vulnerability
History

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Subscriptions

Linux Linux Kernel
Redhat Enterprise Linux Rhel Eus
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T19:26:08.141Z

Reserved: 2012-04-04T00:00:00.000Z

Link: CVE-2012-2136

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2012-08-09T10:29:46.870

Modified: 2026-04-29T01:13:23.040

Link: CVE-2012-2136

cve-icon Redhat

Severity : Important

Publid Date: 2012-05-29T00:00:00Z

Links: CVE-2012-2136 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses