Security readout for executives and security teams
CVE-2019-19535 is a Linux kernel information leak triggered by a malicious USB device against the PEAK CAN USB FD driver. The source bundle names Linux kernels before 5.2.9 and the upstream fix commit. Business impact is mainly systems where untrusted USB devices can be physically attached. Exposure is most plausible on Linux systems running affected or unpatched vendor kernels with the PEAK CAN USB FD driver available and USB device access. Servers in controlled facilities have lower practical exposure; engineering workstations, embedded Linux, and industrial/CAN environments may deserve closer review. Treat this as a targeted exposure issue rather than a broad internet emergency. Prioritize patching and USB controls for Linux systems in labs, industrial settings, and endpoints where untrusted devices may be connected. Mitigation focus: Apply a vendor kernel update that includes the upstream fix commit.; For upstream kernels, use Linux 5.2.9 or later where applicable.; Review Debian, openSUSE, and Oracle advisories for backported fixed packages..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2019-19535 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- [debian-lts-announce] 20200302 [SECURITY] [DLA 2114-1] linux-4.9 security updateCVE reference · mailing-list, x_refsource_MLIST
- https://www.oracle.com/security-alerts/cpuApr2021.htmlCVE reference · x_refsource_MISC
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.9CVE reference · x_refsource_MISC
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=30a8beeb3042f49d0537b7050fd21b490166a3d9CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
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