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Ubuntu Security Notice USN-5165-1

Posted Dec 1, 2021

Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5165-1 - It was discovered that the NFC subsystem in the Linux kernel contained a use-after-free vulnerability in its NFC Controller Interface implementation. A local attacker could possibly use this to cause a denial of service or execute arbitrary code. It was discovered that the SCTP protocol implementation in the Linux kernel did not properly verify VTAGs in some situations. A remote attacker could possibly use this to cause a denial of service. Various other issues were also addressed.

tags | advisory, remote, denial of service, arbitrary, kernel, local, protocol

systems | linux, ubuntu

advisories | CVE-2021-3760, CVE-2021-3772, CVE-2021-42327, CVE-2021-42739, CVE-2021-43056, CVE-2021-43267, CVE-2021-43389

SHA-256 | a0b01b9f4766a141e1c20c5d99e1ca222d00d4498a726851cff5f6c91eb4780c

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