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kernel: net/sched: cls_api: Handle TC_ACT_CONSUMED in tcf_qevent_handle

🗓️ 29 Jul 2026 21:48:37Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Kernel traffic control classifier API flaw enables use-after-free in tcf_qevent_handle during defragmentation.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.2x86_64kernel-rt5.14.0-284.184.1.rt14.469.el9_2kernel-rt-5.14.0-284.184.1.rt14.469.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2x86_64kernel-rt-core5.14.0-284.184.1.rt14.469.el9_2kernel-rt-core-5.14.0-284.184.1.rt14.469.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2x86_64kernel-rt-debug5.14.0-284.184.1.rt14.469.el9_2kernel-rt-debug-5.14.0-284.184.1.rt14.469.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2x86_64kernel-rt-debug-core5.14.0-284.184.1.rt14.469.el9_2kernel-rt-debug-core-5.14.0-284.184.1.rt14.469.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2x86_64kernel-rt-debug-debuginfo5.14.0-284.184.1.rt14.469.el9_2kernel-rt-debug-debuginfo-5.14.0-284.184.1.rt14.469.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2x86_64kernel-rt-debug-devel5.14.0-284.184.1.rt14.469.el9_2kernel-rt-debug-devel-5.14.0-284.184.1.rt14.469.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2x86_64kernel-rt-debug-kvm5.14.0-284.184.1.rt14.469.el9_2kernel-rt-debug-kvm-5.14.0-284.184.1.rt14.469.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2x86_64kernel-rt-debug-modules5.14.0-284.184.1.rt14.469.el9_2kernel-rt-debug-modules-5.14.0-284.184.1.rt14.469.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2x86_64kernel-rt-debug-modules-core5.14.0-284.184.1.rt14.469.el9_2kernel-rt-debug-modules-core-5.14.0-284.184.1.rt14.469.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2x86_64kernel-rt-debug-modules-extra5.14.0-284.184.1.rt14.469.el9_2kernel-rt-debug-modules-extra-5.14.0-284.184.1.rt14.469.el9_2.x86_64.rpm
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30 Jul 2026 14:46Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.19.8
EPSS0.00509
4