CVE-2021-26910
7.8
CVSS:3.1/AC:L/AV:L/A:H/C:H/I:H/PR:L/S:U/UI:N
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | n/a | n/a | affected |
Weaknesses
- n/a
ADP Enrichment
CVE Program Container
Additional References
- https://github.com/netblue30/firejail/commit/97d8a03cad19501f017587cc4e47d8418273834b
- https://unparalleled.eu/publications/2021/advisory-unpar-2021-0.txt
- https://unparalleled.eu/blog/2021/20210208-rigged-race-against-firejail-for-local-root/
- https://github.com/netblue30/firejail/releases/tag/0.9.64.4
- http://www.openwall.com/lists/oss-security/2021/02/09/1
- https://www.debian.org/security/2021/dsa-4849
- https://lists.debian.org/debian-lts-announce/2021/02/msg00015.html
- https://security.gentoo.org/glsa/202105-19
References
- https://github.com/netblue30/firejail/commit/97d8a03cad19501f017587cc4e47d8418273834b
- https://unparalleled.eu/publications/2021/advisory-unpar-2021-0.txt
- https://unparalleled.eu/blog/2021/20210208-rigged-race-against-firejail-for-local-root/
- https://github.com/netblue30/firejail/releases/tag/0.9.64.4
- http://www.openwall.com/lists/oss-security/2021/02/09/1
- https://www.debian.org/security/2021/dsa-4849
- https://lists.debian.org/debian-lts-announce/2021/02/msg00015.html
- https://security.gentoo.org/glsa/202105-19
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.