Description
grsecurity 1.9.4 for Linux kernel 2.4.18 allows local users to bypass read-only permissions by using mmap to directly map /dev/mem or /dev/kmem to kernel memory.
Exploits (1)
exploitdb
WRITEUP
VERIFIED
by Guillaume PELAT · textlocallinux
https://www.exploit-db.com/exploits/21458
References (3)
Core 3
Core References
Third Party Advisory, VDB Entry mailing-list
x_refsource_bugtraq
http://online.securityfocus.com/archive/1/273002
Exploit vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/4762
Third Party Advisory vdb-entry
x_refsource_xf
http://www.iss.net/security_center/static/9109.php
Scores
EPSS
0.0007
EPSS Percentile
22.0%
Details
Status
published
Products (1)
grsecurity/grsecurity_kernel_patch
1.9.4
Published
Dec 31, 2002
Tracked Since
Feb 18, 2026