CVE-2011-4105

low

Published 2012-02-17 · Modified 2026-04-29

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CVSS v3

—

CVSS v4 NEW

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not yet in upstream

VIR risk

1.9

Description

LightDM before 1.0.6 allows local users to change ownership of arbitrary files via a symlink attack on ~/.Xauthority.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`1.0.6-2`
sid	Fixed	`1.0.6-2`
forky	Fixed	`1.0.6-2`
bullseye	Fixed	`1.0.6-2`
bookworm	Fixed	`1.0.6-2`

Application impact

Vendor	Product	Versions	Fixed
robert_ancell	lightdm	`{"endIncluding":"1.0.5"}`
robert_ancell	lightdm	`0.0.1`
robert_ancell	lightdm	`0.0.2`
robert_ancell	lightdm	`0.0.3`
robert_ancell	lightdm	`0.0.4`
robert_ancell	lightdm	`0.1.0`
robert_ancell	lightdm	`0.1.1`
robert_ancell	lightdm	`0.1.2`
robert_ancell	lightdm	`0.2.0`
robert_ancell	lightdm	`0.2.1`
robert_ancell	lightdm	`0.2.2`
robert_ancell	lightdm	`0.2.3`
robert_ancell	lightdm	`0.3.0`
robert_ancell	lightdm	`0.3.1`
robert_ancell	lightdm	`0.3.2`
robert_ancell	lightdm	`0.3.3`
robert_ancell	lightdm	`0.3.4`
robert_ancell	lightdm	`0.3.5`
robert_ancell	lightdm	`0.3.6`
robert_ancell	lightdm	`0.4.0`
robert_ancell	lightdm	`0.4.1`
robert_ancell	lightdm	`0.4.2`
robert_ancell	lightdm	`0.4.3`
robert_ancell	lightdm	`0.4.4`
robert_ancell	lightdm	`0.9.0`
robert_ancell	lightdm	`0.9.1`
robert_ancell	lightdm	`0.9.2`
robert_ancell	lightdm	`0.9.3`
robert_ancell	lightdm	`0.9.4`
robert_ancell	lightdm	`0.9.5`
robert_ancell	lightdm	`0.9.6`
robert_ancell	lightdm	`0.9.7`
robert_ancell	lightdm	`0.9.8`
robert_ancell	lightdm	`1.0.0`
robert_ancell	lightdm	`1.0.1`
robert_ancell	lightdm	`1.0.2`
robert_ancell	lightdm	`1.0.3`
robert_ancell	lightdm	`1.0.4`
robert_ancell	lightdm	`1.1.0`

References

CWEs

CWE-59

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.