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kernel: blk-mq: pop cached request if it is usable

🗓️ 28 Jul 2026 12:52:42Reported by RedHatType 
redhat
 redhat
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Linux kernel blk-mq use after free when a cached bio is freed if a task is interrupted while submitting it.

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Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-64017
19 Jul 202615:39
cve
cvelist
Cvelist
CVE-2026-64017 blk-mq: pop cached request if it is usable
19 Jul 202615:39
cvelist
debiancve
Debian CVE
CVE-2026-64017
19 Jul 202615:39
debiancve
euvd
EUVD
EUVD-2026-45590
19 Jul 202615:39
euvd
nvd
NVD
CVE-2026-64017
19 Jul 202616:17
nvd
osv
OSV
BELL-CVE-2026-64017
22 Jul 202606:04
osv
osv
OSV
CVE-2026-64017 blk-mq: pop cached request if it is usable
19 Jul 202615:39
osv
osv
OSV
DEBIAN-CVE-2026-64017
19 Jul 202616:17
osv
osv
OSV
RHSA-2026:47040 Red Hat Security Advisory: kernel security, bug fix, and enhancement update
29 Jul 202610:11
osv
osv
OSV
RLSA-2026:47040 Important: kernel security, bug fix, and enhancement update
30 Jul 202618:03
osv
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.8aarch64kernel5.14.0-687.31.1.el9_8kernel-5.14.0-687.31.1.el9_8.aarch64.rpm
Red Hat Enterprise Linux9.8ppc64lekernel5.14.0-687.31.1.el9_8kernel-5.14.0-687.31.1.el9_8.ppc64le.rpm
Red Hat Enterprise Linux9.8s390xkernel5.14.0-687.31.1.el9_8kernel-5.14.0-687.31.1.el9_8.s390x.rpm
Red Hat Enterprise Linux9.8x86_64kernel5.14.0-687.31.1.el9_8kernel-5.14.0-687.31.1.el9_8.x86_64.rpm
Red Hat Enterprise Linux9.8aarch64kernel-64k5.14.0-687.31.1.el9_8kernel-64k-5.14.0-687.31.1.el9_8.aarch64.rpm
Red Hat Enterprise Linux9.8aarch64kernel-64k-core5.14.0-687.31.1.el9_8kernel-64k-core-5.14.0-687.31.1.el9_8.aarch64.rpm
Red Hat Enterprise Linux9.8aarch64kernel-64k-debug5.14.0-687.31.1.el9_8kernel-64k-debug-5.14.0-687.31.1.el9_8.aarch64.rpm
Red Hat Enterprise Linux9.8aarch64kernel-64k-debug-core5.14.0-687.31.1.el9_8kernel-64k-debug-core-5.14.0-687.31.1.el9_8.aarch64.rpm
Red Hat Enterprise Linux9.8aarch64kernel-64k-debug-debuginfo5.14.0-687.31.1.el9_8kernel-64k-debug-debuginfo-5.14.0-687.31.1.el9_8.aarch64.rpm
Red Hat Enterprise Linux9.8aarch64kernel-64k-debug-devel5.14.0-687.31.1.el9_8kernel-64k-debug-devel-5.14.0-687.31.1.el9_8.aarch64.rpm
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28 Jul 2026 16:33Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.8
EPSS0.0012
7