CVE-2002-1826 EXPLOIT
4.6
MEDIUM · CVSS 2.0 · EPSS 1% (pctl 62)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 4.6 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:L/AC:L/Au:N/C:P/I:P/A:P |
| EPSS | 1% — more likely to be exploited than 62% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2002-12-31 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| grsecurity | grsecurity kernel patch |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Grsecurity Kernel Patch 1.9.4 (Linux Kernel) - Memory Protection | 2002-05-17 |
References
→ the Explorer · watch your stack · NVD