Security readout for executives and security teams
CVE-2019-19525 is a Linux kernel use-after-free flaw triggered by a malicious USB device. The affected code is the atusb IEEE 802.15.4 network driver. Business risk is mainly systems where untrusted USB devices can be attached and kernels are older than 5.3.6 or lack vendor backports. Exposure is most plausible on Linux systems running kernels before 5.3.6, or unpatched vendor kernels, where the atusb driver can be reached by a malicious USB device. Systems with strict physical USB control or without this driver exposed have lower practical exposure. Prioritize remediation for shared workstations, kiosks, labs, servers with console access, and sensitive systems where USB access is not tightly controlled. Internet-facing urgency is not supported by the provided sources. Mitigation focus: Upgrade to Linux kernel 5.3.6 or later where applicable.; Apply vendor kernel security updates for Debian, openSUSE, or affected distributions.; Restrict untrusted USB device access on sensitive 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-2019-19525 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-5.3.6CVE reference · x_refsource_MISC
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7fd25e6fc035f4b04b75bca6d7e8daa069603a76CVE reference · x_refsource_MISC
- [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
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.