CVE catalog

CVE-2009-4411

acl: CVE-2009-4411

Severity: Medium
Published: Dec 24, 2009, 4:30:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.33% · Oct 25, 2026

The (1) setfacl and (2) getfacl commands in XFS acl 2.2.47, when running in recursive (-R) mode, follow symbolic links even when the --physical (aka -P) or -L option is specified, which might allow local users to modify the ACL for arbitrary files or directories via a symlink attack.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	acl	sid	`2.4.0-1`	fixed
Debian	acl	forky	`2.4.0-1`	fixed
Debian	acl	trixie	`2.3.2-2`	fixed
Debian	acl	bookworm	`2.3.1-3`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	acl	source	sid	`2.2.49-2`	low	Not reported	[499076]
Debian	acl	source	forky	`2.2.49-2`	low	Not reported	[499076]
Debian	acl	source	trixie	`2.2.49-2`	low	Not reported	[499076]
Debian	acl	source	bookworm	`2.2.49-2`	low	Not reported	[499076]

[Debian bug #499076]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[acl]Fixed
Details (2)
- 2.3.1-3 · amd64 · bookworm
  Fixed · Fixed: 2.2.49-2
  dsa · acl · debian · bookworm; dsa · acl · debian · 12
- 2.3.1-3 · arm64 · bookworm
  Fixed · Fixed: 2.2.49-2
  dsa · acl · debian · bookworm; dsa · acl · debian · 12
[libacl1]Fixed
Source package: [acl]
Details (2)
- 2.3.1-3 · amd64 · bookworm
  Fixed · Fixed: 2.2.49-2
  dsa · acl · debian · bookworm; dsa · acl · debian · 12
- 2.3.1-3 · arm64 · bookworm
  Fixed · Fixed: 2.2.49-2
  dsa · acl · debian · bookworm; dsa · acl · debian · 12
[libacl1-dev]Fixed
Source package: [acl]
Details (2)
- 2.3.1-3 · amd64 · bookworm
  Fixed · Fixed: 2.2.49-2
  dsa · acl · debian · bookworm; dsa · acl · debian · 12
- 2.3.1-3 · arm64 · bookworm
  Fixed · Fixed: 2.2.49-2
  dsa · acl · debian · bookworm; dsa · acl · debian · 12

[Debian 13 (Trixie)]

[acl]Fixed
Source package: [acl]
Details (2)
- 2.3.2-2+b1 · amd64 · trixie
  Fixed · Fixed: 2.2.49-2
  dsa · acl · debian · 13
- 2.3.2-2+b1 · arm64 · trixie
  Fixed · Fixed: 2.2.49-2
  dsa · acl · debian · 13
[libacl1]Fixed
Source package: [acl]
Details (2)
- 2.3.2-2+b1 · amd64 · trixie
  Fixed · Fixed: 2.2.49-2
  dsa · acl · debian · 13
- 2.3.2-2+b1 · arm64 · trixie
  Fixed · Fixed: 2.2.49-2
  dsa · acl · debian · 13
[libacl1-dev]Fixed
Source package: [acl]
Details (2)
- 2.3.2-2+b1 · amd64 · trixie
  Fixed · Fixed: 2.2.49-2
  dsa · acl · debian · 13
- 2.3.2-2+b1 · arm64 · trixie
  Fixed · Fixed: 2.2.49-2
  dsa · acl · debian · 13

Observed: Oct 23, 2026, 5:04:44 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]