Description
A pivot_root race condition in fs/namespace.c in the Linux kernel 4.4.x before 4.4.221, 4.9.x before 4.9.221, 4.14.x before 4.14.178, 4.19.x before 4.19.119, and 5.x before 5.3 allows local users to cause a denial of service (panic) by corrupting a mountpoint reference counter.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html ↗
- https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html ↗
- https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html ↗
- https://www.debian.org/security/2020/dsa-4698 ↗
- https://www.debian.org/security/2020/dsa-4699 ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html ↗
- https://usn.ubuntu.com/4388-1/ ↗
- https://usn.ubuntu.com/4392-1/ ↗
- https://usn.ubuntu.com/4389-1/ ↗
- https://usn.ubuntu.com/4387-1/ ↗
- https://usn.ubuntu.com/4390-1/ ↗
- https://usn.ubuntu.com/4391-1/ ↗
- https://www.oracle.com/security-alerts/cpuApr2021.html ↗
- https://security.netapp.com/advisory/ntap-20200608-0001/ ↗
- http://www.openwall.com/lists/oss-security/2020/05/04/2 ↗
- http://packetstormsecurity.com/files/159565/Kernel-Live-Patch-Security-Notice-LSN-0072-1.html ↗