CVE-2002-1826 describes a local privilege escalation vulnerability in grsecurity 1.9.4 for Linux kernel 2.4.18. It allows local users to bypass read-only memory protections by directly mapping /dev/mem or /dev/kmem to kernel memory using mmap. The vulnerability has a CVSS score of 4.6 (AV:L/AC:L/Au:N/C:P/I:P/A:P), indicating low attack complexity and requiring local access, but potentially leading to compromise of confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, an exploit (EDB-21458) exists, though there is no evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.9.4CPE matchmatch criteria | cpe:2.3:a:grsecurity:grsecurity_kernel_patch:1.9.4:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:L/Au:N/C:P/I:P/A:P
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.