CVE-2006-1856

Linux kernel <2.6.16 - Privilege Escalation

Title source: llm
STIX 2.1

Description

Certain modifications to the Linux kernel 2.6.16 and earlier do not add the appropriate Linux Security Modules (LSM) file_permission hooks to the (1) readv and (2) writev functions, which might allow attackers to bypass intended access restrictions.

References (16)

Core 16
Core References
Vendor Advisory vendor-advisory x_refsource_redhat
http://www.redhat.com/support/errata/RHSA-2006-0493.html
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9927
Various Sources mailing-list x_refsource_mlist
http://lists.jammed.com/linux-security-module/2005/09/0019.html
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/20716
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/21745
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/usn-302-1
Vendor Advisory vendor-advisory x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDKSA-2006:123
Various Sources mailing-list x_refsource_mlist
http://www.ussg.iu.edu/hypermail/linux/kernel/0604.3/0777.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/25747
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/21045
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/20237
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/22093
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2006/dsa-1184
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/18105

Scores

EPSS 0.0292
EPSS Percentile 85.8%

Details

Status published
Products (26)
linux/linux_kernel 2.6.0 (12 CPE variants)
linux/linux_kernel 2.6.1 (3 CPE variants)
linux/linux_kernel 2.6.2
linux/linux_kernel 2.6.3
linux/linux_kernel 2.6.4
linux/linux_kernel 2.6.5
linux/linux_kernel 2.6.6 (2 CPE variants)
linux/linux_kernel 2.6.7 (2 CPE variants)
linux/linux_kernel 2.6.8 (4 CPE variants)
linux/linux_kernel 2.6.9 2.6.20
... and 16 more
Published May 19, 2006
Tracked Since Feb 18, 2026