Security readout for executives and security teams
CVE-2019-19533 is a Linux kernel information leak triggered by a malicious USB device. The known issue is in the ttusb-dec media USB driver and was fixed upstream before Linux 5.3.4. Business risk is mainly systems where untrusted physical USB devices can be connected. Exposure is most likely on Linux systems running vulnerable or unpatched vendor kernels with the ttusb-dec driver present or loadable and USB access available to untrusted devices. Treat this as a targeted local or physical-access kernel risk, not an internet-scale emergency. Prioritize shared workstations, kiosks, labs, and unmanaged Linux systems where strangers or contractors can connect USB devices. Mitigation focus: Update to a vendor kernel containing the upstream fix or Linux 5.3.4 or later.; Apply Debian, openSUSE, or other distribution security updates where applicable.; Restrict use of untrusted USB peripherals on exposed Linux systems..
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-2019-19533 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
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.4CVE reference · x_refsource_MISC
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a10feaf8c464c3f9cfdd3a8a7ce17e1c0d498da1CVE reference · x_refsource_MISC
- [debian-lts-announce] 20200118 [SECURITY] [DLA 2068-1] linux security updateCVE reference · mailing-list, x_refsource_MLIST
- [debian-lts-announce] 20200302 [SECURITY] [DLA 2114-1] linux-4.9 security updateCVE reference · mailing-list, x_refsource_MLIST
Products and packages named in the record
CWE details
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