CVE-2001-1572

highpriority · track · 31EPSS 0.028 · 86 %ileEUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
2.75% (86th) EPSS
CVSS 7.5 · high
Is it mine?
15 products
Check your exposure
Who says so?
3 sources
enisa_euvd · nvd · redhat_csaf

EPSS · scored 2026-10-23

The MAC module in Netfilter in Linux kernel 2.4.1 through 2.4.11, when configured to filter based on MAC addresses, allows remote attackers to bypass packet filters via small packets.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • FixedRed Hat Enterprise Linux AS (Advanced Server) version 2.1 redhat_csaf

    Release notes, driver notes, and driver disks for this update are available at the following URL: http://www.redhat.com/support/errata/rhel/ Before applying this update, make sure all previously released errata relevant to your system have been applied. The procedure for upgrading the kernel manually is documented at: http://www.redhat.com/support/docs/howto/kernel-upgrade/ Please read the directions for your architecture carefully before proceeding with the kernel upgrade. Please note that this update is also available via Red Hat Network. Many people find this to be an easier way to apply updates. To use Red Hat Network, launch the Red Hat Update Agent with the following command: up2date This will start an interactive process that will result in the appropriate RPMs being upgraded on your system. Note that you need to select the kernel explicitly on default configurations of up2date.

    https://access.redhat.com/errata/RHSA-2003:195
  • FixedRed Hat Enterprise Linux ES version 2.1redhat_csaf

    Release notes, driver notes, and driver disks for this update are available at the following URL: http://www.redhat.com/support/errata/rhel/ Before applying this update, make sure all previously released errata relevant to your system have been applied. The procedure for upgrading the kernel manually is documented at: http://www.redhat.com/support/docs/howto/kernel-upgrade/ Please read the directions for your architecture carefully before proceeding with the kernel upgrade. Please note that this update is also available via Red Hat Network. Many people find this to be an easier way to apply updates. To use Red Hat Network, launch the Red Hat Update Agent with the following command: up2date This will start an interactive process that will result in the appropriate RPMs being upgraded on your system. Note that you need to select the kernel explicitly on default configurations of up2date.

    https://access.redhat.com/errata/RHSA-2003:195
  • FixedRed Hat Enterprise Linux WS version 2.1redhat_csaf

    Release notes, driver notes, and driver disks for this update are available at the following URL: http://www.redhat.com/support/errata/rhel/ Before applying this update, make sure all previously released errata relevant to your system have been applied. The procedure for upgrading the kernel manually is documented at: http://www.redhat.com/support/docs/howto/kernel-upgrade/ Please read the directions for your architecture carefully before proceeding with the kernel upgrade. Please note that this update is also available via Red Hat Network. Many people find this to be an easier way to apply updates. To use Red Hat Network, launch the Red Hat Update Agent with the following command: up2date This will start an interactive process that will result in the appropriate RPMs being upgraded on your system. Note that you need to select the kernel explicitly on default configurations of up2date.

    https://access.redhat.com/errata/RHSA-2003:195
02

cvss

Technical severity, 0–10. One row per scoring source.

7.5
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.4–7.5

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4
v2.06.4mediumAV:N/AC:L/Au:N/C:P/I:P/A:P/E:Usecondary · CVSS-BT (t0sche)
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USLLM-inferredCWE-284USLLM-inferred
04

affected products (15)

Products and version ranges known to be affected.

05

advisories (1)

Vendor and ecosystem advisories describing this.

  • RHSA-2003:195Red Hat Security Advisory: kernel security update2003-06-19csaf · redhat_csafUS

    Updated kernel packages for Red Hat Enterprise Linux are now available which address several security vulnerabilities.

06

also known as (2)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

enisa_euvdnvdredhat_csafNVDCVE.orgMITRE
published 2001-12-31modified 2026-06-16
08

references (6)

External citations — patches, advisories, analysis.

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