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THREAT OPS › Threat News › [NVD] CVE-2021-28691 (HIGH 7.8) — Guest triggered use-after-free in Linux xen-netback A malicious or buggy network PV frontend can force Linux netback to disable the interface and terminate the receive kernel thread associated with queue 0 in response to the frontend sending a malformed packet. Such kernel thread

[NVD] CVE-2021-28691 (HIGH 7.8) — Guest triggered use-after-free in Linux xen-netback A malicious or buggy network PV frontend can force Linux netback to disable the interface and terminate the receive kernel thread associated with queue 0 in response to the frontend sending a malformed packet. Such kernel thread

lownvdPublished 2021-06-29

CVE-2021-28691 CVSS: 7.8 HIGH Published: 2021-06-29T12:15:08.543

Guest triggered use-after-free in Linux xen-netback A malicious or buggy network PV frontend can force Linux netback to disable the interface and terminate the receive kernel thread associated with queue 0 in response to the frontend sending a malformed packet. Such kernel thread termination will lead to a use-after-free in Linux ne

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2021-28691