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kernel: Race between task migrating pages and another task calling exit_mmap to release those same pages getting invalid opcode BUG in include/linux/swapops.h

🗓️ 25 Jan 2024 08:13:02Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

Race between page migration and exit mmap causes invalid opcode bug in swap operations; flaw in page frame number swap entry enables local denial of service.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.6aarch64bpftool4.18.0-372.87.1.el8_6bpftool-4.18.0-372.87.1.el8_6.aarch64.rpm
Red Hat Enterprise Linux8.6ppc64lebpftool4.18.0-372.87.1.el8_6bpftool-4.18.0-372.87.1.el8_6.ppc64le.rpm
Red Hat Enterprise Linux8.6s390xbpftool4.18.0-372.87.1.el8_6bpftool-4.18.0-372.87.1.el8_6.s390x.rpm
Red Hat Enterprise Linux8.6x86_64bpftool4.18.0-372.87.1.el8_6bpftool-4.18.0-372.87.1.el8_6.x86_64.rpm
Red Hat Enterprise Linux8.6aarch64bpftool-debuginfo4.18.0-372.87.1.el8_6bpftool-debuginfo-4.18.0-372.87.1.el8_6.aarch64.rpm
Red Hat Enterprise Linux8.6ppc64lebpftool-debuginfo4.18.0-372.87.1.el8_6bpftool-debuginfo-4.18.0-372.87.1.el8_6.ppc64le.rpm
Red Hat Enterprise Linux8.6s390xbpftool-debuginfo4.18.0-372.87.1.el8_6bpftool-debuginfo-4.18.0-372.87.1.el8_6.s390x.rpm
Red Hat Enterprise Linux8.6x86_64bpftool-debuginfo4.18.0-372.87.1.el8_6bpftool-debuginfo-4.18.0-372.87.1.el8_6.x86_64.rpm
Red Hat Enterprise Linux8.6aarch64kernel4.18.0-372.87.1.el8_6kernel-4.18.0-372.87.1.el8_6.aarch64.rpm
Red Hat Enterprise Linux8.6ppc64lekernel4.18.0-372.87.1.el8_6kernel-4.18.0-372.87.1.el8_6.ppc64le.rpm
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12 Jul 2026 14:20Current
6.7Medium risk
Vulners AI Score6.7
CVSS 3.14.7
EPSS0.00179
5