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THREAT OPS › Threat News › [NVD] CVE-2026-64587 (HIGH 7.0) — In the Linux kernel, the following vulnerability has been resolved: net: ethernet: arc: emac: quiesce interrupts before requesting IRQ Normal RX/TX interrupts are enabled later, in arc_emac_open(), so probe should not see interrupt delivery in the usual case. However, hardware

[NVD] CVE-2026-64587 (HIGH 7.0) — In the Linux kernel, the following vulnerability has been resolved: net: ethernet: arc: emac: quiesce interrupts before requesting IRQ Normal RX/TX interrupts are enabled later, in arc_emac_open(), so probe should not see interrupt delivery in the usual case. However, hardware

mednvdPublished 2026-08-06

CVE-2026-64587 CVSS: 7.0 HIGH Published: 2026-08-06T08:16:33.970

In the Linux kernel, the following vulnerability has been resolved:

net: ethernet: arc: emac: quiesce interrupts before requesting IRQ

Normal RX/TX interrupts are enabled later, in arc_emac_open(), so probe should not see interrupt delivery in the usual case. However, hardware may still present stale or latched interrupt status le

Indicators of compromise

CVE-2026-64587cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-64587