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kernel: USB: core: Fix hang in usb_kill_urb by adding memory barriers

🗓️ 24 Sep 2024 02:39:02Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Fix hang in kill_urb by adding memory barriers to enforce ordering between use_count and reject across CPUs.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.10aarch64bpftool4.18.0-553.22.1.el8_10bpftool-4.18.0-553.22.1.el8_10.aarch64.rpm
Red Hat Enterprise Linux8.10ppc64lebpftool4.18.0-553.22.1.el8_10bpftool-4.18.0-553.22.1.el8_10.ppc64le.rpm
Red Hat Enterprise Linux8.10s390xbpftool4.18.0-553.22.1.el8_10bpftool-4.18.0-553.22.1.el8_10.s390x.rpm
Red Hat Enterprise Linux8.10x86_64bpftool4.18.0-553.22.1.el8_10bpftool-4.18.0-553.22.1.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10aarch64bpftool-debuginfo4.18.0-553.22.1.el8_10bpftool-debuginfo-4.18.0-553.22.1.el8_10.aarch64.rpm
Red Hat Enterprise Linux8.10ppc64lebpftool-debuginfo4.18.0-553.22.1.el8_10bpftool-debuginfo-4.18.0-553.22.1.el8_10.ppc64le.rpm
Red Hat Enterprise Linux8.10s390xbpftool-debuginfo4.18.0-553.22.1.el8_10bpftool-debuginfo-4.18.0-553.22.1.el8_10.s390x.rpm
Red Hat Enterprise Linux8.10x86_64bpftool-debuginfo4.18.0-553.22.1.el8_10bpftool-debuginfo-4.18.0-553.22.1.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10aarch64kernel4.18.0-553.22.1.el8_10kernel-4.18.0-553.22.1.el8_10.aarch64.rpm
Red Hat Enterprise Linux8.10ppc64lekernel4.18.0-553.22.1.el8_10kernel-4.18.0-553.22.1.el8_10.ppc64le.rpm
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08 Jul 2026 12:22Current
6.9Medium risk
Vulners AI Score6.9
CVSS 3.17.1
EPSS0.00186
SSVC
4