CVE-2018-20836
Summary
| CVE | CVE-2018-20836 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2019-05-07 14:29:00 UTC |
| Updated | 2022-11-03 02:22:00 UTC |
| Description | 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. |
Risk And Classification
Problem Types: CWE-362 | CWE-416
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Canonical | Ubuntu Linux | 16.04 | All | All | All |
| Operating System | Debian | Debian Linux | 10.0 | All | All | All |
| Operating System | Debian | Debian Linux | 8.0 | All | All | All |
| Operating System | Debian | Debian Linux | 9.0 | All | All | All |
| Application | F5 | Traffix Signaling Delivery Controller | 5.0.0 | All | All | All |
| Application | F5 | Traffix Signaling Delivery Controller | 5.1.0 | All | All | All |
| Operating System | Linux | Linux Kernel | All | All | All | All |
| Operating System | Linux | Linux Kernel | All | All | All | All |
| Application | Netapp | Active Iq Unified Manager | All | All | All | All |
| Hardware | Netapp | Hci Compute Node | - | All | All | All |
| Application | Netapp | Snapprotect | - | All | All | All |
| Application | Netapp | Solidfire Hci Management Node | - | All | All | All |
| Application | Netapp | Solidfire Hci Storage Node | - | All | All | All |
| Application | Netapp | Storage Replication Adapter For Clustered Data Ontap | - | All | All | All |
| Application | Netapp | Vasa Provider For Clustered Data Ontap | All | All | All | All |
| Application | Netapp | Virtual Storage Console | All | All | All | All |
| Operating System | Opensuse | Leap | 15.0 | All | All | All |
| Operating System | Opensuse | Leap | 15.1 | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| scsi: libsas: fix a race condition when smp task timeout · torvalds/linux@b90cd6f · GitHub | MISC | github.com | Patch, Vendor Advisory |
| Debian -- Security Information -- DSA-4495-1 linux | DEBIAN | www.debian.org | |
| support.f5.com/csp/article/K11225249 | CONFIRM | support.f5.com | |
| Debian -- Security Information -- DSA-4497-1 linux | DEBIAN | www.debian.org | |
| [security-announce] openSUSE-SU-2019:1716-1: important: Security update | SUSE | lists.opensuse.org | |
| kernel/git/torvalds/linux.git - Linux kernel source tree | MISC | git.kernel.org | Patch, Vendor Advisory |
| Bugtraq: [SECURITY] [DSA 4495-1] linux security update | BUGTRAQ | seclists.org | |
| USN-4076-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu | UBUNTU | usn.ubuntu.com | |
| [security-announce] openSUSE-SU-2019:1757-1: important: Security update | SUSE | lists.opensuse.org | |
| Linux Kernel CVE-2018-20836 Race Condition Vulnerability | BID | www.securityfocus.com | |
| May 2019 Linux Kernel Vulnerabilities in NetApp Products | NetApp Product Security | CONFIRM | security.netapp.com | |
| Bugtraq: [SECURITY] [DSA 4497-1] linux security update | BUGTRAQ | seclists.org | |
| [SECURITY] [DLA 1884-1] linux security update | MLIST | lists.debian.org | |
| [SECURITY] [DLA 1885-1] linux-4.9 security update | MLIST | lists.debian.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.