Summary
generated automatically from NVD dataCVE-2001-1391 is an off-by-one flaw (CWE-193) in the CPIA driver of the Linux kernel, affecting versions before 2.2.19. Because of this error, local users can modify kernel memory, which compromises the integrity of the system. The vulnerability is rated 5.5 (MEDIUM) under CVSS v3.1, with a local attack vector, low privileges required, and no user interaction.
NVD description
Off-by-one vulnerability in CPIA driver of Linux kernel before 2.2.19 allows users to modify kernel memory.
EPSS · FIRST.org
0.42%probability of exploitation in the next 30 days
Higher than 36% of scored CVEs
EPSS (Exploit Prediction Scoring System) estimates, from observed exploitation activity, how likely a CVE is to be exploited in the next 30 days. It complements CVSS, which measures severity, not likelihood. Score of 2026-10-30, recomputed daily by FIRST.org.
CVSS v3.1 Score
Information
- Published
- 17 avr. 2001
- Updated
- 16 juin 2026
- Status
- Modified
- Source
- cve@mitre.org
Affected products
Bounds published by NVD: "< 8.4.27" means 8.4.27 is no longer vulnerable. The fixed release to install is in the vendor advisory.
Weaknesses (CWE)
References (22)
- http://marc.info/?l=bugtraq&m=98575345009963&w=2Mailing ListPatch
- http://marc.info/?l=bugtraq&m=98637996127004&w=2Mailing ListPatch
- http://marc.info/?l=bugtraq&m=98653252326445&w=2Mailing List
- http://marc.info/?l=bugtraq&m=98684172109474&w=2Mailing ListPatch
- http://marc.info/?l=bugtraq&m=98759029811377&w=2Mailing List
- http://marc.info/?l=bugtraq&m=98775114228203&w=2Mailing ListPatch
- http://marc.info/?l=bugtraq&m=99013830726309&w=2Mailing List
- http://www.redhat.com/support/errata/RHSA-2001-047.htmlBroken LinkVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/11162Third Party AdvisoryVDB Entry
- https://www.debian.org/security/2001/dsa-047Broken Link
- http://marc.info/?l=bugtraq&m=98575345009963&w=2Mailing ListPatch
- http://marc.info/?l=bugtraq&m=98637996127004&w=2Mailing ListPatch
- http://marc.info/?l=bugtraq&m=98653252326445&w=2Mailing List
- http://marc.info/?l=bugtraq&m=98684172109474&w=2Mailing ListPatch
- + 7 more references on NVD
Similar CVEs
Other vulnerabilities of type CWE-193
Running Linux servers? Know which CVEs hit your version.
Add the product and its version: cveo.tech lists the CVEs that affect it right away, then alerts you by email when a new one affects it — including before NVD has finished its analysis. Free, an account is all it takes.