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Rewterz Threat Advisory – CVE-2021-3640 Linux Kernel sco_send_frame function

Severity

Medium

Analysis Summary

CVE-2021-3640

Linux Kernel is vulnerable to a denial of service, caused by a use-after-free flaw in the sco_send_frame function. By using a specially-crafted payload, a local attacker could exploit this vulnerability to cause the system to crash.

Impact

  • Denial of Services

Affected Vendors

Linux

Affected Products

linux Kernel

Remediation

Refer to Linux Kernel sco_send_frame function for the patch, upgrade, or suggested workaround information. https://seclists.org/oss-sec/2021/q3/28

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