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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2012-08-09T10:00:00

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

Reserved: 2012-04-04T00:00:00

Link: CVE-2012-2136

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

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

Modified: 2023-10-12T14:12:02.680

Link: CVE-2012-2136

cve-icon Redhat

Severity : Important

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

Links: CVE-2012-2136 - Bugzilla