CVE-2020-12769 — An issue was discovered in the Linux kernel before 5
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.
Published
2020-05-09T21:15:11.100
Last modified
2026-10-08T21:17:22.423
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
01What is this vulnerability?
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.
02Affected products
No structured affected-product list available — see references below for vendor advisories.
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2020-05-09T21:15:11.100
- Last modified: 2026-10-08T21:17:22.423
09References
- lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
- lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html
- cdn.kernel.org — https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.17
- git.kernel.org — https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=19…
- lists.debian.org — https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
- lists.debian.org — https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
- lkml.org — https://lkml.org/lkml/2020/2/3/559
- security.netapp.com — https://security.netapp.com/advisory/ntap-20200608-0001/
- usn.ubuntu.com — https://usn.ubuntu.com/4391-1/
- lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
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