VU#158530: PCTCore64.sys Windows kernel driver contains missing access control vulnerability
2026-06-01T20:52:19Z•a4e3fee428109881f9c2017a33c17cb66fe85d578f026e28db649e280a119b9f
BYOVDIOCTLarbitrary-file-writeauthentication-bypasscasdoordevice-driverdnsmasqkernel-vulnerabilitylinux-kernellocal-privilege-escalationmemory-corruptionpath-traversalremote-code-executionsglang
What happened
This feed contains multiple high-impact vulnerabilities across several projects: Linux kernel local privilege escalations ("Dirty Frag" chaining CVE-2026-43284 and CVE-2026-43500, and "Copy Fail" CVE-2026-31431) enabling kernel memory corruption and reliable local root; SGLang remote code execution and path traversal (CVE-2026-7301, CVE-2026-7302, CVE-2026-7304) allowing unauthenticated RCE or arbitrary file writes when multimodal features are exposed; dnsmasq multiple memory-safety and DNS poisoning flaws (CVE-2026-2291, CVE-2026-4890, CVE-2026-4891, CVE-2026-4892, CVE-2026-4893, CVE-2026-517
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- certcc_vulnotes
- Record identifier
- a4e3fee428109881f9c2017a33c17cb66fe85d578f026e28db649e280a119b9f
- Enrichment time
- 2026-06-01T20:52:19Z
- AI-assisted enrichment
- Yes
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