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CVE-2021-26910
Published: Feb 8, 2021
Modified: Aug 3, 2024
PUBLISHED
CVSS v3.1
7.8
HIGH
Description
Firejail before 0.9.64.4 allows attackers to bypass intended access restrictions because there is a TOCTOU race condition between a stat operation and an OverlayFS mount operation.
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AC:L/AV:L/A:H/C:H/I:H/PR:L/S:U/UI:N
Attack Complexity
Low
Attack Vector
Local
Availability
High
Confidentiality
High
Integrity
High
Privileges Required
Low
Scope
Unchanged
User Interaction
None
References
https://github.com/netblue30/firejail/releases/tag/0.9.64.4
x_refsource_MISC
[oss-security] 20210209 Re: [cve-pending] Firejail: root privilege escalation in OverlayFS code
mailing-list
x_refsource_MLIST
DSA-4849
vendor-advisory
x_refsource_DEBIAN
[debian-lts-announce] 20210211 [SECURITY] [DLA 2554-1] firejail security update
mailing-list
x_refsource_MLIST
GLSA-202105-19
vendor-advisory
x_refsource_GENTOO
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