What’s Vulnerable › Vulnerabilities
CVE-2020-12769
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.7% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2020-05-09 · updated 2026-10-08
- Weakness: CWE-662
Description
An issue was discovered in the Linux kernel before 5.4.17. drivers/spi/spi-dw.c allows attackers to cause a panic via concurrent calls to dw_spi_irq and dw_spi_transfer_one, aka CID-19b61392c5a8.
Affected products
- Canonical Ubuntu Linux: 14.04, 16.04
- Debian Linux: 8.0
- Linux kernel: before 5.4.17 — fixed in 5.4.17
- NetApp A700S Firmware: all versions
- Active IQ Unified Manager for VMware vSphere, Linux, and Microsoft Windows: all versions
- NetApp Cloud Backup: all versions
- NetApp Element Software: all versions
- NetApp H300E Firmware: all versions
- NetApp H300S Firmware: all versions
- NetApp H410C Firmware: all versions
- NetApp H410S Firmware: all versions
- NetApp H500E Firmware: all versions
- NetApp H500S Firmware: all versions
- NetApp H610C Firmware: all versions
- NetApp H610S Firmware: all versions
- NetApp H615C Firmware: all versions
- NetApp H700E Firmware: all versions
- NetApp H700S Firmware: all versions
- NetApp Hci Compute Node Firmware: all versions
- NetApp Hci Management Node: all versions
- NetApp Solidfire: all versions
- NetApp Steelstore Cloud Integrated Storage: all versions
- openSUSE Leap: 15.1, 15.2
How to fix
Upgrade to a fixed version: Linux kernel 5.4.17. Check the vendor advisory for mitigations.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.17
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=19b61392c5a852b4e8a0bf35aecb969983c5932d
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
- https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
- https://lkml.org/lkml/2020/2/3/559
- https://security.netapp.com/advisory/ntap-20200608-0001/
- https://usn.ubuntu.com/4391-1/
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.17
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