CVE-2002-1826 json
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/…
published 2002-12-31 23 y ago modified 2026-06-16 4 mo ago also EUVD-2002-1805
- cvss
- 4.6
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 63%
- public exploits
- 1
- Exploit-DB
Summary
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.
Timeline
- First public exploit (EDB-21458)
- Published
Exploit prediction
1.00% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-21458 Grsecurity Kernel Patch 1.9.4 (Linux Kernel) - Memory Protection local, 2002-05-17
- securityfocus.com http://www.securityfocus.com/bid/4762 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
References
-
securityfocus.com
/bid/4762
vdb-entry, exploit
-
online.securityfocus.com
/archive/1/273002
mailing-list
-
iss.net
/security_center/static/9109.php
vdb-entry
Sources
- CVE List CVE-2002-1826
- NVD CVE-2002-1826
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