Description
A flaw was found in the Linux 4.x kernel's implementation of 32-bit syscall interface for bridging. This allowed a privileged user to arbitrarily write to a limited range of kernel memory.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Linux Kernel Organization, Inc. Linux Kernel
4.xaffected
References
- https://www.debian.org/security/2018/dsa-4187 ↗
- https://usn.ubuntu.com/3654-1/ ↗
- https://usn.ubuntu.com/3674-1/ ↗
- https://usn.ubuntu.com/3677-1/ ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=1552048 ↗
- https://www.debian.org/security/2018/dsa-4188 ↗
- https://marc.info/?l=linux-netdev&m=152023808817590&w=2 ↗
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b71812168571fa55e44cdd0254471331b9c4c4c6 ↗
- https://github.com/torvalds/linux/commit/b71812168571fa55e44cdd0254471331b9c4c4c6 ↗
- https://usn.ubuntu.com/3674-2/ ↗
- https://access.redhat.com/errata/RHSA-2018:1355 ↗
- https://access.redhat.com/errata/RHSA-2018:2948 ↗
- http://www.securityfocus.com/bid/103459 ↗
- https://access.redhat.com/errata/RHSA-2018:1318 ↗
- https://usn.ubuntu.com/3677-2/ ↗
- https://usn.ubuntu.com/3654-2/ ↗
- https://marc.info/?l=linux-netdev&m=152025888924151&w=2 ↗
- https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html ↗
- https://usn.ubuntu.com/3656-1/ ↗
- https://access.redhat.com/errata/RHSA-2019:1170 ↗
- https://access.redhat.com/errata/RHSA-2019:1190 ↗
- https://access.redhat.com/errata/RHSA-2019:4159 ↗