发布于3月6日3月6日 Members Ubuntu: (CVE-2021-47620): linux vulnerability Severity 5 CVSS (AV:L/AC:L/Au:S/C:N/I:C/A:N) Published 06/20/2024 Created 11/21/2024 Added 11/19/2024 Modified 02/11/2025 Description In the Linux kernel, the following vulnerability has been resolved: Bluetooth: refactor malicious adv data check Check for out-of-bound read was being performed at the end of while num_reports loop, and would fill journal with false positives. Added check to beginning of loop processing so that it doesn't get checked after ptr has been advanced. Solution(s) ubuntu-upgrade-linux ubuntu-upgrade-linux-aws ubuntu-upgrade-linux-aws-5-4 ubuntu-upgrade-linux-aws-fips ubuntu-upgrade-linux-aws-hwe ubuntu-upgrade-linux-azure ubuntu-upgrade-linux-azure-4-15 ubuntu-upgrade-linux-azure-5-4 ubuntu-upgrade-linux-azure-fips ubuntu-upgrade-linux-bluefield ubuntu-upgrade-linux-fips ubuntu-upgrade-linux-gcp ubuntu-upgrade-linux-gcp-4-15 ubuntu-upgrade-linux-gcp-5-4 ubuntu-upgrade-linux-gcp-fips ubuntu-upgrade-linux-gkeop ubuntu-upgrade-linux-hwe ubuntu-upgrade-linux-hwe-5-4 ubuntu-upgrade-linux-ibm ubuntu-upgrade-linux-ibm-5-4 ubuntu-upgrade-linux-iot ubuntu-upgrade-linux-kvm ubuntu-upgrade-linux-oracle ubuntu-upgrade-linux-oracle-5-4 ubuntu-upgrade-linux-raspi ubuntu-upgrade-linux-raspi-5-4 References https://attackerkb.com/topics/cve-2021-47620 CVE - 2021-47620 https://git.kernel.org/linus/899663be5e75dc0174dc8bda0b5e6826edf0b29a https://git.kernel.org/stable/c/305e92f525450f3e1b5f5c9dc7eadb152d66a082 https://git.kernel.org/stable/c/5a539c08d743d9910631448da78af5e961664c0e https://git.kernel.org/stable/c/5c968affa804ba98c3c603f37ffea6fba618025e https://git.kernel.org/stable/c/7889b38a7f21ed19314f83194622b195d328465c https://git.kernel.org/stable/c/835d3706852537bf92eb23eb8635b8dee0c0aa67 https://git.kernel.org/stable/c/83d5196b65d1b29e27d7dd16a3b9b439fb1d2dba https://git.kernel.org/stable/c/8819f93cd4a443dfe547aa622b21f723757df3fb https://git.kernel.org/stable/c/899663be5e75dc0174dc8bda0b5e6826edf0b29a https://git.kernel.org/stable/c/bcea886771c3f22a590c8c8b9139a107bd7f1e1c https://www.cve.org/CVERecord?id=CVE-2021-47620 View more
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