CVE-2026-64540Medium· 5.5▾ SunlitA flaw was found in the Linux kernel's GeneLink (GL620A) USB network driver. A malicious GeneLink device can send specially crafted Universal Serial Bus (USB) packets that cause an out-of-bounds read vulnerability. This can lead to the dis…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 30.3 · likelihood 0.1 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the vendor's CSAF advisory record, not NVD.
Exploit-prediction probability, daily snapshots since Oct 16.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CSAF
0.3%
Last analysed / modified upstream
8.1 → 5.5
high → medium
0.3% → 0.3%
A flaw was found in the Linux kernel's GeneLink (GL620A) USB network driver. A malicious GeneLink device can send specially crafted Universal Serial Bus (USB) packets that cause an out-of-bounds read vulnerability. This can lead to the disclosure of sensitive kernel memory, potentially revealing confidential system information. No special privileges are required for an attacker to exploit this vulnerability.
kernel: usbnet: gl620a: fix out-of-bounds read in genelink_rx_fixup() — rated Moderate by Red Hat. Released 2026-07-27, updated 2026-10-23.
Affected:
No fix planned:
Out of support scope
Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
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