CVE-2005-2801

Name: CVE-2005-2801
Creator: NVD / NIST
Published: 2005-09-06T17:03:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 3.37%

Last modified Jun 16, 2026

CVE-2005-2801 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. xattr.c in the ext2 and ext3 file system code for Linux kernel 2.6 does not properly compare the name_index fields when sharing xattr blocks, which could prevent default ACLs from being applied.. EPSS estimates a 3.37% chance of exploitation in the next 30 days.

Description

xattr.c in the ext2 and ext3 file system code for Linux kernel 2.6 does not properly compare the name_index fields when sharing xattr blocks, which could prevent default ACLs from being applied.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS Probability

3.37%

87.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-697

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	2.6.0

References

http://acl.bestbits.at/pipermail/acl-devel/2005-February/001848.htmlBroken Link, Exploit
http://lists.debian.org/debian-kernel/2005/08/msg00238.htmlMailing List, Patch
http://secunia.com/advisories/17073Broken Link
http://secunia.com/advisories/17826Broken Link
http://secunia.com/advisories/18056Broken Link
http://secunia.com/advisories/18059Broken Link
http://secunia.com/advisories/19252Broken Link
http://www.debian.org/security/2005/dsa-921Third Party Advisory
http://www.debian.org/security/2005/dsa-922Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2005:219Broken Link
http://www.novell.com/linux/security/advisories/2005_18_kernel.htmlBroken Link, Patch, Vendor Advisory
http://www.redhat.com/support/errata/RHSA-2005-514.htmlBroken Link
http://www.redhat.com/support/errata/RHSA-2006-0144.htmlBroken Link
http://www.securityfocus.com/archive/1/427980/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/14793Broken Link, Third Party Advisory, VDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10495Broken Link
http://acl.bestbits.at/pipermail/acl-devel/2005-February/001848.htmlBroken Link, Exploit
http://lists.debian.org/debian-kernel/2005/08/msg00238.htmlMailing List, Patch
http://secunia.com/advisories/17073Broken Link
http://secunia.com/advisories/17826Broken Link
http://secunia.com/advisories/18056Broken Link
http://secunia.com/advisories/18059Broken Link
http://secunia.com/advisories/19252Broken Link
http://www.debian.org/security/2005/dsa-921Third Party Advisory
http://www.debian.org/security/2005/dsa-922Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2005:219Broken Link
http://www.novell.com/linux/security/advisories/2005_18_kernel.htmlBroken Link, Patch, Vendor Advisory
http://www.redhat.com/support/errata/RHSA-2005-514.htmlBroken Link
http://www.redhat.com/support/errata/RHSA-2006-0144.htmlBroken Link
http://www.securityfocus.com/archive/1/427980/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/14793Broken Link, Third Party Advisory, VDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10495Broken Link

Timeline

Published: Sep 6, 2005
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2005-2801?

xattr.c in the ext2 and ext3 file system code for Linux kernel 2.6 does not properly compare the name_index fields when sharing xattr blocks, which could prevent default ACLs from being applied.

How severe is CVE-2005-2801?

CVE-2005-2801 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.37% probability of exploitation in the next 30 days.

How do I fix CVE-2005-2801?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2005-2801?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST