CVE-2018-20836
An issue was discovered in the Linux kernel before 4.20. There is a race condition in smp_task_timedout() and smp_task_done() in drivers/scsi/libsas/sas_expander.c, leading to a use-after-free.
- Score
- CVSS 3.1 8.1 High
- Status
- Modified - cve@mitre.org
- Published
- 2019-05-07
- Last modified
- 2024-08-05
- Weaknesses
- CWE-362, CWE-416
Affected products
- Ubuntu Linux (Canonical)
- Debian Linux (Debian)
- Traffix Signaling Delivery Controller (F5)
- Linux Kernel (Linux)
- Active Iq Unified Manager (Netapp)
- Hci Compute Node (Netapp)
- Snapprotect (Netapp)
- Solidfire & Hci Management Node (Netapp)
- Solidfire & Hci Storage Node (Netapp)
- Storage Replication Adapter For Clustered Data Ontap (Netapp)
- Vasa Provider For Clustered Data Ontap (Netapp)
- Virtual Storage Console (Netapp)
- Leap (Opensuse)
References
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00025.html
- http://www.securityfocus.com/bid/108196
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b90cd6f2b905905fb42671009dc0e27c310a16ae
- https://github.com/torvalds/linux/commit/b90cd6f2b905905fb42671009dc0e27c310a16ae
- https://lists.debian.org/debian-lts-announce/2019/08/msg00016.html
- https://lists.debian.org/debian-lts-announce/2019/08/msg00017.html
- https://seclists.org/bugtraq/2019/Aug/13
- https://seclists.org/bugtraq/2019/Aug/18
- https://security.netapp.com/advisory/ntap-20190719-0003/
- https://support.f5.com/csp/article/K11225249
- https://usn.ubuntu.com/4076-1/
- https://www.debian.org/security/2019/dsa-4495
- https://www.debian.org/security/2019/dsa-4497
