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kernel: bluetooth: bt_sock_ioctl race condition leads to use-after-free in bt_sock_recvmsg

🗓️ 22 May 2024 10:03:03Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 11 Views

Linux Bluetooth kernel race between bt_sock_recvmsg and bt_sock_ioctl causes use-after-free and local denial of service.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.10aarch64bpftool4.18.0-553.el8_10bpftool-4.18.0-553.el8_10.aarch64.rpm
Red Hat Enterprise Linux8.10ppc64lebpftool4.18.0-553.el8_10bpftool-4.18.0-553.el8_10.ppc64le.rpm
Red Hat Enterprise Linux8.10s390xbpftool4.18.0-553.el8_10bpftool-4.18.0-553.el8_10.s390x.rpm
Red Hat Enterprise Linux8.10x86_64bpftool4.18.0-553.el8_10bpftool-4.18.0-553.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10aarch64bpftool-debuginfo4.18.0-553.el8_10bpftool-debuginfo-4.18.0-553.el8_10.aarch64.rpm
Red Hat Enterprise Linux8.10ppc64lebpftool-debuginfo4.18.0-553.el8_10bpftool-debuginfo-4.18.0-553.el8_10.ppc64le.rpm
Red Hat Enterprise Linux8.10s390xbpftool-debuginfo4.18.0-553.el8_10bpftool-debuginfo-4.18.0-553.el8_10.s390x.rpm
Red Hat Enterprise Linux8.10x86_64bpftool-debuginfo4.18.0-553.el8_10bpftool-debuginfo-4.18.0-553.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10aarch64kernel4.18.0-553.el8_10kernel-4.18.0-553.el8_10.aarch64.rpm
Red Hat Enterprise Linux8.10ppc64lekernel4.18.0-553.el8_10kernel-4.18.0-553.el8_10.ppc64le.rpm
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01 Oct 2026 00:07Current
6.8Medium risk
Vulners AI Score6.8
CVSS 3.17
EPSS0.00258
SSVC
CWE-787
linux kernelbluetooth subsystemsocket bufferuse after freerace conditionlocal userdenial of servicecode execution
11